TuffComfort standing desk mats provide workers with a comfortable, healthy alternative to sitting throughout their workday, minimizing the negative effects on the body associated with sitting for long periods of time. FOB Shipping Point. • Comfortable - Polyurethane cushion runs edge-to-edge and provides excellent anti-fatigue properties to alleviate pain from extended standing; overall mat thickness is 3/4". • Safe - Beveled edges provide a seamless transition from floor to mat; edges will not crack or curl. • Stain-Resistant - PET fabric is naturally stain resistant, making it easy to remove stains from the mat. • Eco-Friendly - PET fabric surface is made from at least 90% recycled content reclaimed from plastic.