High quality: The window shades is made of PVC which is waterproof, dust- free, and easy to care for, which just needs to be wiped with water in the daily cleaning kind. Easy to install: This window shade is fixed by 3 suction cups, vacuum adsorption, and can be easily installed and removed without drilling. Attachments can be easily removed without leaving any marks and without causing any damage to your windows or glass. Sun protection and heat insulation: The portable sunshade can block most of the sun and heat, effectively reduce the outside heat , keep the indoor cool and comfortable, and can effectively protect your furniture from direct sunlight Adjustable: Suction cup roller blinds are suitable for any size and type of window and can be placed at any height of the window at the top, bottom or in the middle to provide protection from sunlight and privacy according to your needs. The retractable roller blind has automatic retraction function, can be carried anywhere, light and durable, fast storage, no take up space. Widely used: This skylight shade is suitable for home theater, bedroom, living room, kitchen, bathroom, office, hotel and more.