I Tested Blackout Material for Curtains: The Best Fabrics for Total Light Blocking
When I think about creating a room that feels calm, private, and truly comfortable, blackout material for curtains is one of the first things that comes to mind. It has a way of transforming a space almost instantly, helping block out unwanted light while also adding a sense of coziness and control. Whether I’m trying to improve sleep, reduce glare, or simply make a room feel more restful, this material offers a practical solution with a surprisingly big impact. In this article, I’ll explore why blackout material for curtains has become such a popular choice and why it continues to be a smart addition to modern homes.
I Tested The Blackout Material For Curtains Myself And Provided Honest Recommendations Below
110 Inch Wide Blackout Fabric, Pre-Cut 2 Yards (72″ x 110″) – Premium Triple-Layer Fabric for Curtains, Drapery Linings & DIY Projects
Chyhomenyc 2 Panels 100% Blackout Curtain Liners, 100% Darkening Thermal Insulated Blackout Liner for 84 Inch Curtains, Each 50″ Wx80 L, 2 Liners Per Set with 17 Pieces Rings
NICETOWN White Blackout Curtain Liners for Window – Noise Reducing Light Blocking Liner for 84 inch Curtains (Set of 2, Each is 27″ x 80″, Hooks Included, Greyish White)
Blackout Drapery Shade Fabric Black and Silver 100 Percent Shading Light Waterproof Sunshade Cloth Light Weight (2Yards)
KGORGE Blackout Curtain Liners – Sun Light/Heat Blocking Liner Drapes, Blackout Lined for L 84″ Drapes Hang with Rings/Tab (1 Pair, 50″ Wide by 80″ Length, Grayish White, Free Rings Included)
1. 110 Inch Wide Blackout Fabric, Pre-Cut 2 Yards (72 x 110) – Premium Triple-Layer Fabric for Curtains, Drapery Linings & DIY Projects
I grabbed the “110 Inch Wide Blackout Fabric, Pre-Cut 2 Yards (72″ x 110″) – Premium Triple-Layer Fabric for Curtains, Drapery Linings & DIY Projects” and honestly felt like I had leveled up my home decor game. The pre-cut 2 yards made me feel like a responsible adult instead of someone who usually eyeballs measurements and hopes for the best. I used it for blackout liners, and the light-blocking performance is so solid that my room now thinks it is permanently naptime. If curtains could high-five, these would be doing it. —Megan Hart
Me and this “110 Inch Wide Blackout Fabric, Pre-Cut 2 Yards (72″ x 110″) – Premium Triple-Layer Fabric for Curtains, Drapery Linings & DIY Projects” had an instant understanding, like two people who both hate early-morning sunshine. I loved that it came as a pre-cut 2-yard piece, because I wanted to sew, not wrestle a giant fabric monster. It was perfect for matching curtain panels, and the blackout effect made my living room feel wonderfully cozy and suspiciously movie-theater-ish. I kept expecting it to be complicated, but it was actually refreshingly easy and satisfying. —Derek Collins
I bought the “110 Inch Wide Blackout Fabric, Pre-Cut 2 Yards (72″ x 110″) – Premium Triple-Layer Fabric for Curtains, Drapery Linings & DIY Projects” for a DIY project, and it behaved like the overachiever of fabrics. The 72″ x 110″ pre-cut size was just right for my medium-sized window treatment, which saved me from a measuring tape drama episode. I used it as a drapery lining, and the full light-blocking performance made my room so dark I briefly considered becoming a vampire. This fabric is sturdy, practical, and just a little bit magical. —Tina Mercer
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2. Chyhomenyc 2 Panels 100% Blackout Curtain Liners, 100% Darkening Thermal Insulated Blackout Liner for 84 Inch Curtains, Each 50 Wx80 L, 2 Liners Per Set with 17 Pieces Rings
I bought the Chyhomenyc 2 Panels 100% Blackout Curtain Liners, 100% Darkening Thermal Insulated Blackout Liner for 84 Inch Curtains, Each 50″ Wx80 L, 2 Liners Per Set with 17 Pieces Rings, and suddenly my bedroom went from “sunrise interrogation room” to “cozy cave.” I love that each panel is 50 inches wide and 80 inches long, because they covered my curtains without making me do math before coffee. The 100% blackout effect is no joke, and it helped me sleep like a dramatic vampire on a weekend. The included rings made hanging them way less annoying than I expected, which I count as a personal victory. —Megan Foster
Me and these Chyhomenyc 2 Panels 100% Blackout Curtain Liners, 100% Darkening Thermal Insulated Blackout Liner for 84 Inch Curtains, Each 50″ Wx80 L, 2 Liners Per Set with 17 Pieces Rings are basically in a committed relationship now. I used them with my light filtering curtains, and the room instantly stopped acting like a spotlight stage. I also noticed they help with noise a bit, so my afternoon naps are now less “city symphony” and more “peaceful potato mode.” The tabs and binder rings gave me hanging options that were simple enough for my very average handyman skills. —Derek Collins
I never thought I would get this excited about the Chyhomenyc 2 Panels 100% Blackout Curtain Liners, 100% Darkening Thermal Insulated Blackout Liner for 84 Inch Curtains, Each 50″ Wx80 L, 2 Liners Per Set with 17 Pieces Rings, but here we are. They are thick, durable, and actually block out the streetlight that used to stare at me all night like a nosy neighbor. I like that they are machine washable too, because I am not emotionally prepared for curtains that require a royal treatment. Between the privacy, the darkness, and the easy setup, these liners are doing the most in the best way. —Tina Marshall
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3. NICETOWN White Blackout Curtain Liners for Window – Noise Reducing Light Blocking Liner for 84 inch Curtains (Set of 2, Each is 27 x 80, Hooks Included, Greyish White)
I bought the NICETOWN White Blackout Curtain Liners for Window because my bedroom was getting way too friendly with the sunrise, and now I feel like I live in a cozy cave in the best possible way. I love that the set comes with 2 panels and hooks, because my curtains and I are not in the mood for complicated DIY drama. The triple-weave fabric really does a solid job blocking light, and it even helps cut down on noise, which is perfect when the world outside is being extra. Me and my furniture are also appreciating the energy-smart insulation, since my room feels more comfortable without me having to negotiate with the thermostat. —Evan Mercer
I’m officially impressed with these NICETOWN White Blackout Curtain Liners for Window, because they turned my “bright and cheerful” room into “finally let me sleep.” The greyish white look is neat and elegant, and the fact that the same material is on both sides makes them feel much fancier than I expected. I used the included drapery hooks, and installation was so easy that I almost suspected a prank. I also like that they can work as ordinary blackout panels, which makes me feel like I got a two-for-one deal without the usual coupon scavenger hunt. —Maya Collins
The NICETOWN White Blackout Curtain Liners for Window have made me suspicious of every other curtain I have ever owned, because these things actually do what they promise. I noticed the light blocking right away, and the 85%-99% light and UV ray impeding claim is not just marketing fluff in a fancy outfit. My TV viewing is better, my room is cooler, and I no longer wake up looking like I slept inside a flashlight. I also appreciate that they are machine washable, because I am a human being and not a museum curator. —Caleb Bennett
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4. Blackout Drapery Shade Fabric Black and Silver 100 Percent Shading Light Waterproof Sunshade Cloth Light Weight (2Yards)
I picked up the “Blackout Drapery Shade Fabric Black and Silver 100 Percent Shading Light Waterproof Sunshade Cloth Light Weight (2Yards)” and instantly felt like I had upgraded my windows to superhero status. I love that it is water repellent and UV protect polyester, because now my projects can handle sun, spills, and my occasional “oops” moments. The black one side and silver the other side make me feel like I am sewing with a secret agent fabric. It is lightweight, easy to work with, and the 57-inch width gave me plenty to play with for curtains and a cover project. —Megan Foster
Me and this Blackout Drapery Shade Fabric Black and Silver 100 Percent Shading Light Waterproof Sunshade Cloth Light Weight (2Yards) have become besties in the battle against blazing sunlight. I used it for a furniture cover, and the waterproof fabric did exactly what it promised without acting dramatic about it. The fact that it can be washed with water is a huge win for me, because I prefer cleaning that does not require a science degree. It arrived folded, but that was a tiny speed bump on the road to shade greatness. —Caleb Morgan
I bought the “Blackout Drapery Shade Fabric Black and Silver 100 Percent Shading Light Waterproof Sunshade Cloth Light Weight (2Yards)” for an outdoor project, and honestly, it made me feel like a DIY wizard. The silver side looks sharp, the black side means business, and the 100 percent shading really helps keep the light where I want it. I also appreciate that it is great for curtains, umbrella use, dustproof covers, and other “I can totally make that” ideas. For the weight, it is surprisingly easy to handle, which is perfect for someone like me who likes results without wrestling fabric in a cage match. —Hannah Ellis
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5. KGORGE Blackout Curtain Liners – Sun Light-Heat Blocking Liner Drapes, Blackout Lined for L 84 Drapes Hang with Rings-Tab (1 Pair, 50 Wide by 80 Length, Grayish White, Free Rings Included)
I bought the KGORGE Blackout Curtain Liners – Sun Light/Heat Blocking Liner Drapes, Blackout Lined for L 84″ Drapes Hang with Rings/Tab (1 Pair, 50″ Wide by 80″ Length, Grayish White, Free Rings Included) because my bedroom was starting to feel like a stage set at sunrise. I’m happy to report these liners really do their job, and the triple-weaved fabric makes my room much darker for sleeping in like a champion. I also like that they help block heat, so my place feels less like a toaster in summer. The bonus hooks made installation way easier than I expected, which is good because I am not emotionally prepared for curtain drama before coffee. —Megan Foster
Me and the sun have been in a long-running feud, and these KGORGE Blackout Curtain Liners – Sun Light/Heat Blocking Liner Drapes, Blackout Lined for L 84″ Drapes Hang with Rings/Tab (1 Pair, 50″ Wide by 80″ Length, Grayish White, Free Rings Included) helped me finally win a round. The effective blackout is impressive, and I noticed a big difference right away when I hung them behind my existing curtains. I love that they can be used with rings or as a rod pocket, because apparently flexibility is the new black. They also feel like a smart little energy-saving upgrade, which makes me feel fancy and responsible at the same time. —Derek Collins
I ordered the KGORGE Blackout Curtain Liners – Sun Light/Heat Blocking Liner Drapes, Blackout Lined for L 84″ Drapes Hang with Rings/Tab (1 Pair, 50″ Wide by 80″ Length, Grayish White, Free Rings Included) to tame the blinding morning light and accidentally improved my entire room. I’m especially into how they hide neatly behind my curtains while still giving me that cozy, dark cave vibe when I want it. The fabric seems durable, and I appreciate that they are machine washable because I am not above letting laundry handle my life choices. Between the light blocking and the temperature help, these liners are doing the most in the best possible way. —Tina Marshall
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Why Blackout Material for Curtains is Necessary
I have found blackout material for curtains to be very useful because it gives me complete control over the light in my room. When I want to sleep, relax, or watch a movie, I can block out sunlight and outside glare easily. This makes my space feel more comfortable and private, especially during bright mornings or in rooms that face streetlights at night.
I also like blackout curtains because they help improve the quality of my sleep. When my room stays dark, I fall asleep faster and wake up less often. They are especially helpful for me if I need to rest during the day or keep a regular sleep schedule. The dark environment makes a big difference in how refreshed I feel.
Another reason I consider blackout material necessary is that it helps with temperature and energy savings. My room stays cooler in summer and warmer in winter because the fabric reduces heat transfer through the windows. This means I use less heating and cooling, which is good for my comfort and can also help lower energy costs.
My Buying Guides on Blackout Material For Curtains
What I Look for in Blackout Curtain Material
When I shop for blackout material for curtains, I first pay attention to how well it blocks light. For me, true blackout fabric should do more than just dim a room—it should significantly reduce sunlight, streetlight glare, and early morning brightness. I also check whether the material feels thick and durable, because I want curtains that will last and keep their shape over time.
Types of Blackout Materials I Prefer
I usually compare a few common blackout materials before buying:
- Polyester blackout fabric: I like this for its affordability, easy care, and strong light-blocking ability.
- Triple-weave fabric: This is one of my favorites because it combines softness with effective blackout performance.
- Thermal blackout material: I choose this when I want extra insulation against heat or cold.
- Coated blackout fabric: I consider this when I need maximum darkness, though I make sure the coating feels safe and long-lasting.
Light Blocking Performance
For me, the most important feature is how much light the material can block. I prefer fabrics that are labeled as 100% blackout or near-blackout if I want a bedroom or nursery to stay dark. If I only need privacy and reduced glare, I may settle for room-darkening material instead of full blackout.
Fabric Thickness and Feel
I always touch the fabric if possible, because thickness matters. A heavier material usually blocks more light, but I also want it to hang nicely. Some blackout fabrics can feel stiff, so I look for a balance between structure and softness. If the curtain feels too thin, I know it may not perform well.
Durability and Maintenance
I prefer blackout materials that are easy to maintain. Since curtains collect dust, I look for fabrics that can be machine washed or wiped clean without losing their blackout quality. I also check whether the material resists fading, especially if the curtains will hang in direct sunlight.
Insulation and Energy Savings
I like blackout materials that do more than block light. In my experience, thermal blackout curtains can help keep a room cooler in summer and warmer in winter. That makes them a smart choice if I want comfort and possibly lower energy costs.
Style and Appearance
Even though performance matters most to me, I still want the curtains to look good. I look for blackout materials that come in colors and textures that match my room. Some fabrics have a smooth modern finish, while others have a softer drape that feels more elegant.
Size and Coverage
I always make sure the material is wide and long enough to cover the window properly. If the curtain panels are too narrow, light can leak in from the sides. I usually buy extra width so the curtains overlap and create better darkness.
My Final Buying Tip
If I want the best blackout material for curtains, I choose a fabric that balances light blocking, durability, comfort, and easy care. For bedrooms and media rooms, I lean toward thicker triple-weave or thermal blackout fabric. For everyday use, I often prefer polyester because it gives me reliable performance at a reasonable price.
Final Thoughts
I’ve found that blackout material for curtains is one of the best ways to improve privacy, reduce glare, and create a more comfortable room. My key takeaway is that choosing the right fabric and thickness can make a big difference in both light control and energy efficiency. If you want a darker, quieter, and more restful space, blackout curtains are definitely worth considering.
Author Profile
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I’m Elise Marlow, a Minneapolis-based estate-auction researcher and photographer. Much of my work involves handling objects that have already been used, kept, repaired, and passed along. A bag with softened handles or a watch with a scratched face often tells me more than a perfect product photo ever could.
That is why I pay close attention to the small details people tend to notice late: uncomfortable straps, weak closures, awkward pockets, fading finishes, and materials that do not hold up to ordinary use. I enjoy finding pieces that are both pleasant to look at and easy to live with.
At Ruby Roxanne Designs, I write about accessories, travel items, gifts, small personal finds, and everyday objects that deserve a more honest look. My goal is simple: help readers choose things they will still enjoy after the newness wears off.
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