100% BLACKOUT MATERIAL: Made from durable polyester fiber, this blockout shades blind effectively prevents sunlight and UV rays, provides insulation, and is waterproof, creating a dark and comfortable sleeping environment for you.EASY INSTALLATION: Follow these simple steps for installation: Measure the window, cut the blockout roller curtain, clean the window, apply adhesive pads, insert the tube, and complete the installation. No tools or drilling required, ensuring a hassle-free setup process.VERSATILE USE: This blockout roller blind is suitable for various spaces such as bedrooms, nurseries, dormitories, and offices. It also makes an ideal gift for individuals who are sensitive to light.SUPER STICKY AND REUSABLE: The roller blind features industrial-strength adhesive hooks and strips, ensuring strong and reliable adhesion. It can be applied to various surfaces including painted walls, ceramic, glass, and wood without leaving any residue behind.PACKAGE INCLUDES: Each set of blackout curtains includes roller blind, soft tape measure, Adhesive Dots, Adhesive Strips, Clips, Tubes, and instruction manual. If you have any questions, please don't hesitate to contact us. We are committed to providing you with a satisfactory response.