Made from renewable plant sources, this clear vinyl chairmat offers an easy-rolling surface at any desk or workstation, eliminates wear on your flooring surface and will not crack. Use to protect loop/berber-style carpet up to 3/8" thick including padding. Clear design lets you to see the beauty of the carpet surface under the chairmat. Exclusive AnchorBar cleats hold chairmat firmly in place yet are gentle on carpet and fingers. Natural Origins Chairmat with lip also features a classic straight-edge along with its eco-friendly construction. Renewable plant-based materials help reduce adverse environmental and health impacts. USDA Certified Bio-based chairmat is phthalate-free and cadmium-free. Lip size is 20" x 10".