CottonColors Window Films Are High Quality Non-adhesive Windows Decors, Which Can Be Perfectly Installed By The Effect of Static, Softly Filtering Light While Providing Privacy. Characteristics Of CottonColors Window Film: 1.No-glue, Easy To Fix and Remove. Can Be Removed And Re-applied Easily Without Any Traces Left On A Glass Or A Smooth Surface; Can Be Reused Even After Several Years If Not Be Damaged Or Smudged. 2.More Than 96% UV Protected, Can Block Sunlight And Heat Getting Inside, Providing Coolness In Summer; But, Providing Warmness And Avoiding Glass Fogging In Winter. 3.Not A EVA Window Film, Avoiding Deformation In Installing And Using . Why Not EVA? ---EVA Window Film Will Deformed Easily By Hands Pulling And Environment Temperature Changing. Steps for Installation (NO SPATULA INCLUDED):1>.Measure Windows & Trim Film. 2>.Clean Windows Glass.3>.Wet the Window Glass With Soapy Water.4>.Remove the Films¡¯ Back Cover(Very Important Step, The Window Film Cannot Be Stuck If This Step Is Ignored)PS: Affix Tapes On Both Sides To Remove The Back Cover Easily.5>.Install The Films To Glass.6>.Squeeze out Water And Air Bubbles With A Smooth Tool, Such As Credit Card (No Spatula Or Squeegee Is Included In This Item).Tips for Installation:1.A Clean And Smooth Glass Surface Without Any Dust, Fiber Or Any Kind Of Texture.2.The Transparent Back Cover Must Be Peeled Off; Otherwise, The Film Will Fall Off When The Water is Dry.3.Do Not Apply To The Window Frame. Cut Off Excessive Edges After Application If Needed.4.The Film May Be A Little Tough And Its Adhesive Effect Will Be Impacted In Winter. Solution: Before Application, Use Hair Dryer Or Warm Water To Make it Soft( Heat resistance is under 176¨H) Any Details Of The Products Please Refer To The Description Above; Should any Questions, Please Email us Directly.