NO GLUE, ELECTROSTATIC WINDOW FILM - Blackout window film, easy to install and remove without any residue or release of harmful substances. So it can be reused if it is not damaged or smudged. Prevents heat from penetrating in summer and keeps it in in winter. Thus, reduces fading and aging of indoor furniture. Also protects our skin from damage. Window film, made of premium vinyl, designed to withstand heat and steam for long lasting quality. EASY TO APPLY: You only need clear water (soapy water is better) to apply opaque window film. REMEMBER to remove the protective film before applying to the glass. Reusable, can be applied multiple times and will not fade over time. WIDE USE - Widely suitable for all places: kitchen, bedroom, bathroom, living room, dining room, office, hotels, classroom, lobby. Smart suggestion from our other customer: 1) Use a hair dryer before application to make it soft in winter 2) Frosted White film for office, bedroom and living room, while Milk White film for bathroom