【Reject sunlight & UV rays】Kairsya blackout curtains are made of high-quality fabric with a special silver coating on the back that can block 100% of sunlight and ultraviolet rays，Make your room cooler in summer and warmer in winter, thereby improving the quality of sleep for infants, children, or adults. 【Custom sized & travel packaging】Easily cut Kairsya blackout curtains to your desired shape or size, making portable blackout curtains perfect fit for RVs, doors, sunroofs, and various shapes.The compact folding size and lightweight weight of travel blackout curtains make them easy to package, store, carry, and transport, providing great convenience for families, travelers, and renters. 【Enhanced Hook & Loop Tape】Kairsya upgraded self-adhesive tape strips ensure a strong grip, with nano tapes, strong sticky, easy to apply and will no adhesive residue on window/frame.leaving no marks at all after removal. It is recommended to paste it on a clean glass window for better effect. 【Safe & Eco-Friendly】Made from non-toxic and formaldehyde-free materials, Kairsya window blinds for indoor windows are safe for use in baby rooms, promoting healthier sleep.Enjoy 100% blackout of sunlight or ultraviolet rays, that also act as a sound barrier for a quieter living space with these thermal insulated blackout curtains for you. 【Usage suggestions】 Machine wash with cold water and air dry; the silver side should be glued to the window, and the black side should face inward. Attention:Please leave a 1-2cm edge when cutting to prevent light from entering through the edge. If you have any questions when using the product, you can contact us. 100% Blackout: Our blackout curtains are made of high quality fabric with a special silver coating on the back that can block 100% of sunlight and UV rays. It fits perfectly to the window with no gaps around it. Keep your room cooler in summer and warmer in winter, thus improving the quality of sleep for babies, children or adults. High Quality PU Nano-Adhesive: travel blackout curtains with nano tapes, strong sticky, easy to apply and will no adhesive residue on window/frame.leaving no marks at all after removal.Tips: The glass window needs to be wiped clean. In the case of dust, the transparent silicone sticker will fail to stick to it, and it will not stick to the wall with dust. It is recommended to paste it on a clean glass window for better effect. Lightweight in a Handy Travel Bag: Travel blackout shades compact folded size and light weight makes it so easy to pack, store, carry and transport, exceptionally convenient for families, travellers, and renters.you will fall asleep just feel like at home even you’re on holiday or business trip Blackout Blinds Multiple Usages: The room darkening window shades are perfect for the bedroom, study, kitchen, living room, office, bathroom, garage, den, family room, and so on.Just attach it directly to glass windows/doors using the super strong suction cups, you will have a dark sleeping environment or private space instantly,regardless wherever you are. Precautions for using blackout curtains: machine wash cold and line dry; do not bleach, iron, or dry clean,Measures 78 * 57 inches,Free to cut to perfectly fit any size and shape of windows. Note: Leave a 2-3cm edge to prevent light from entering through the edge when cutting,When using the product, if you have any questions, you can contact us.  Why choose our Black Blinds?  The Petaholic now has a new EASY fix system with hook and loop fastener tab attachments. The curtain will easily attach to a window/window frame or door and be adapted to fit most window sizes. The curtains have been designed to overlap window frames to eliminate the light that somehow manages to creep around the edge of a regular blind or curtain. The curtains are made from a lightweight durable ripstop fabric and can easily be installed, removed and stored, making them an excellent product to use at home or when you travel.  Great for Traveling or Home use Nurseries hook and loop fastener tab attachments supplied to fit all windows Designed to be attached to window frames, door frames and windows Lightweight Ripstop PU Travel Bag Included- Blinds fold down and packaway into compact bag