{"product_id":"blackout-black-21-5-in-x-64-in-cellular-shades-cordless-easy-install","title":"Blackout-Black 21.5 in x 64 in Cellular Shades - Cordless Easy Install","description":"\u003cp\u003eIn this review the Blackout-Black 21.5 in x 64 in cellular shades are evaluated for renters, shift workers, and anyone wanting true room-darkening without tools. The bottom line: these cordless honeycomb blinds deliver reliable blackout performance and fast, damage-free installation, making them ideal for bedrooms, nurseries, and apartments. The reviewer found the single biggest reason to buy is the combination of effective light blocking and a no-drill installation that takes about 30 seconds per window.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003e30-Second Installation:\u003c\/strong\u003e A no-drill, no-screws system installs quickly without tools or wall damage, ideal for renters and quick updates.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eBlackout and Energy Saving:\u003c\/strong\u003e Honeycomb insulation traps air to reduce heat transfer and block sunlight, helping maintain comfortable indoor temperatures.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSafe Cordless System:\u003c\/strong\u003e The cordless, spring-operated lift provides a quiet glide and removes cord hazards for children and pets.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eExcellent Durability:\u003c\/strong\u003e A lamellar spring system and rust-proof aluminum frame are lab-tested for 10,000+ lifts and resist peeling or cracking.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCustom Fit Option:\u003c\/strong\u003e Widths are trimmed 3mm by default for a precise fit and custom sizing is available on request to match window dimensions.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eNoise Reduction:\u003c\/strong\u003e The cellular design dampens outside sounds for improved privacy and quieter rooms.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThese shades suit renters, apartment dwellers, and homeowners who need reliable blackout performance without drilling into frames or walls. They are especially good for people who require dark sleeping conditions such as night shift workers, light-sensitive sleepers, or those creating a home theater environment.\u003c\/p\u003e\n\u003cp\u003eShoppers who prioritize an exact factory fit and a completely cordless look will like this model; however, those needing motorized operation or very wide continuous-width treatments should consider other solutions, since this product is built for manual cordless use and individual window sizing.\u003c\/p\u003e\n\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eTrue blackout fabric with cellular insulation effectively blocks light and helps reduce heat transfer.\u003c\/li\u003e\n \u003cli\u003eQuick, damage-free installation requires no drills or screws and installs in about 30 seconds.\u003c\/li\u003e\n \u003cli\u003eQuiet, cordless spring mechanism is safer for homes with children and pets and operates smoothly.\u003c\/li\u003e\n \u003cli\u003eDurable construction with an aluminum frame and fabric rated for thousands of lifts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eSome users reported mixed feelings about stability; while generally secure, very tall or wide installs may require careful measurement and confirmation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eCordless honeycomb cellular shade\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eBlackout-Black\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e21.5 in W x 64 in H\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003eNo drill, no screws, damage-free system\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eOperation\u003c\/td\u003e\n\u003ctd\u003eCordless spring lift \/ quiet glide\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eEnergy performance\u003c\/td\u003e\n\u003ctd\u003eHoneycomb insulation reduces heat transfer and blocks sunlight\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eDurability\u003c\/td\u003e\n\u003ctd\u003eRust-proof aluminum frame, 10,000+ lift tests\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Blackout-Black 21.5 in x 64 in cellular shade is a practical, cost-effective solution for anyone who needs reliable room darkening and easy, damage-free mounting. It offers solid durability, improved insulation, and the safety of a cordless system, making it good value for renters and homeowners who want a simple, quiet, and effective blackout treatment.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill these shades block streetlight and glare?\u003c\/strong\u003e\u003cbr\u003eYes, the blackout fabric and cellular design are intended to block sunlight and reduce glare for darker rooms.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs drilling ever required for installation?\u003c\/strong\u003e\u003cbr\u003eNo; the product uses a no-drill mounting system designed to install without screws or holes in about 30 seconds.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I order a custom width or height?\u003c\/strong\u003e\u003cbr\u003eYes, custom sizing is available and the manufacturer trims width by 3mm by default for a precise fit; measurements are double-checked before production.\u003c\/p\u003e","brand":"HOTSOON","offers":[{"title":"Default Title","offer_id":48250300825819,"sku":"B0D7Q84SCW","price":52.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71DDtgDfdtL._AC_SL1500_3b9e3aac-ce7e-4e4c-9fd6-fac2f9c49b42.jpg?v=1770923391","url":"https:\/\/gearmusthave.com\/products\/blackout-black-21-5-in-x-64-in-cellular-shades-cordless-easy-install","provider":"GearMustHave","version":"1.0","type":"link"}