Anti-Fatigue Link Mats• Designed to help prevent injuries and increase worker comfort• Modular interlocking design on all four sides permits coverage of large floor spaces• Recommended for wet and dry environments• Lightweight and easy to clean• Thickness: 1/2"• Optional black and yellow border ramps to prevent trippingGrease proof Terra Cotta50% nitrile rubber/50% natural rubber matGeneral purpose Natural Black  rubber mat