Key Features Non Adhesive Window Films Privacy Frosted Self Static Cling Home Office FilmsPrivacy Levels > 4 Star: create privacy and favorable space, easy to cut into any sizes to meet your special demands.Blocks Strong Sunlight and 96% Harmful Uv Rays: let soft lights in, heat insulation in the summer and heat preservation in the winter.No Glue Hassle & Removable: simply use water, static cling and removable without any residue, easy to apply and can be applied several times.Environmental and Economical PVC material: ideal for flat, smooth and clean glass surfaces in the bathroom, balcony, living room, bedroom, bathroom, office,hotel, etc.Frequently Asked Questions of the Non Adhesive Frosted Home Office Films Privacy Window StickersQ1: Why does the film peel off？A1: Clean the surface thoroughly and make sure the surface is clean enough without any dust. Make sure to remove the first tier of the protection film before applying on the window.Q2: How can the film stick well and lets bubbles disappear？A2: Use enough water. The more flowing water , the better.Q3: Can I use the No adhesive self static window films if I live in the cold north?A3: Please use a hair dryer to soften the film or soak the film in warm water under cold weather.