Cleartex Hard Floor XXL Rectangular Chair Mat, Clear: Rectangular chair mat is made of a strong polycarbonate for the ultimate in floor protection Totally rigid for a perfect, ergonomic, easy-glide surface High clarity; Green Guard indoor air-quality certified Hard floor chair mat has a smooth back for hard floors Rectangular; 79″L x 60″W Keeps your flooring free from scratches and scuffs Makes it easy to glide around when seated Made with 30% renewable energy Has no cadmium, tin or lead Adds a stylish look to your office space Limited lifetime warranty Make your office space complete with the addition of this Floortex Cleartex Ultimate Chair Mat. It is manufactured from original polycarbonate for strength. This extra-large hard chair mat provides extended floor protection. Plus, it offers twice the impact strength of PVC to provide a highly rigid, ergonomic, easy-glide surface. High clarity helps the beauty of your wood or tile to shine through. This rectangular chair mat protects the surface from wear and damage caused by hard casters. It does not adversely react with varnished flooring. The smooth back is handy for use on hard materials. It instantly goes flat, so there is no need to wait before use. Additionally, it is manufactured using up to 30 percent renewable energy. This hard floor chair mat is 100 percent recyclable and is free of phthalates, cadmium, tin and lead content. It is also Green Guard indoor air quality certified.