EverLife chair mats protect your carpet while improving your mobility and comfort. Each chair mat for carpet use is designed with a smooth, ergonomic rolling surface and easy to handle AnchorBar cleats. ES ROBBINS EverLife chair mats are GREENGUARD Gold Certified for low chemical emissions. With no harsh smell, you can breathe easy knowing ES ROBBINS chair mats are a healthier solution for the home and workplace. Protects carpet up to 0.75" thick, including padding.