Our dog scratch protector can be easily installed, removed and reinstalled. Making them safe for painted surfaces. Our pet protectors can be installed on doors, door frames, window frames, and even painted walls. Simply peal the dog scratch protector and apply. What Comes in our 3 Pack Value Pack: 3 Crystal clear door protection shields Measurements: 12”x17” Inches Thickness .08mm (2.5 times thicker than most) Material: Polycarbonate Can be installed as is or cut to any size you like to fit doors, door frames, window sills or walls. Additional Product Features Suitable for small to medium size dogs Fits standard doors Easily trim with household scissors Perfect for trainers and behavior training No ugly hardware and anchors required Suitable for both indoor and outdoor use Ultimate door and door frame scratch protector Pet protectors also be used while potty training. Simply install to an area that your pet keeps marking. They will eventually lose interest and no longer mark the spot. Packaged flat ensuring our pet scratch guards arrive in perfect condition. Important Note: Do Not apply to newly painted surfaces without allowing paint to fully dry and set for around 7 days. Do Not apply to extremely old, loose or chipping paint. You can test an area using heavy duty shipping tape before buying.