Amazon.com : [Upgraded Version] Crystal Clear 1/5" Thick 47" x 35" Heavy Duty Hard Chair Mat, Can be Used on Carpet or Hard Floor : Office Products
Amazon.com : Office Chair Mat for Hardwood Floor & Tile Floor, 47"x36" Plastic Anti-Slip Floor Protector for Home Office, Under Desk Computer Gaming Chair Mat, Transparent, Can't be Used on Carpet :
Amazon.com: ZWYSL Round PVC Transparent Floor Mat Carpet Chair Protector Mat Non-Slip and Scratch-Resistant Home Office Chair Mats for Protect The Carpet and Floor (Color : 1.5mm, Size : 60cm) : Office
Floor Protection - Clear Plastic Carpet Protection Film
CraftTex Clear Floor Mat High Strength Mat to Protect Carpets 35" x 47"
Amazon.com : Office Chair Mat for Hardwood and Tile Floor, Black, Anti-Slip, Non-Curve, Under the Desk Mat Best for Rolling Chair and Computer Desk, 47 x 35 Rectangular Non-Toxic Plastic Protector, Not