Main Features · Cordless no drill blackout shades designed for indoor windows, offering quick installation without screws or tools · 99% blackout performance with an aluminum-lined interior to help darken bedrooms, nurseries, and media rooms for restful sleep and improved privacy · Honeycomb structure forms an insulating air layer that helps maintain room temperature, supporting comfort in both warm and cool seasons · Durable fabric surface resists moisture and is simple to wipe clean, helping the window shades no drill stay neat through frequent use · Smooth cordless lift system tested for repeated operation, allowing the shade to stop at any height and offering a safer alternative for homes with children or pets Specifications Material: Polyester and aluminum film Cell Size: 3/8" single cell Installation Style: Inside mount only Mounting Requirements: Flat, solid window frame surfaces Light Control: Up to 99% blackout Weight: 2.0684 oz/yd² Roll Width: 118.11 in UPF: 30+ Color Fastness to Washing: 4 Color Fastness to Light: 3.5 Tearing Strength Rating: 3 Abrasion Resistance Rating: 3 Suggested Rooms: Bedroom, nursery, living room, home office