ES Robbins EverLife 46-Inch by 60-Inch Performance Series Anchor Bar Rectangle Vinyl Chair Mat, Clear GREENGUARD Indoor Air Quality Certified Protects all carpets; essential for extra-high pile carpets more than 1-Inch thick including padding High performance chair mat for intensive use such as a multi-shift; super heavy use Exclusive Anchor Bar cleats hold firmly in place yet are gentle on carpet and fingers