The Andersen Company No. 465 Happy Feet Texture Surface Indoor Mat is green friendly and made from 100% nitrile rubber and 20% recycled content. This mat is constructed with a dense cushion that is encapsulated with oil and grease proff solid nitrile rubber that provides an electrically conductive and certified slip-resistant by the National Floor Safety Institute mat. In addition to this design is a cleated back that allows for maximum safety and minimizing movement and beveled borders that will not curl or crack. The Happy Feet anti-fatigue mat is welding safe and perfect for computer rooms, electrical part manufacturing and dry/damp where traction is unnecessary.