Switch between sitting and standing with an anti-fatigue chair mat to give you surprising comfort throughout your workday. The sit or stand mat offers the smartest solution for working healthier. We all know that sitting for hours is an unhealthy practice, while standing helps strengthen leg muscles, improves your balance and promotes healthy blood flow. The foam cushion provides you with a firm, but cushioned place to stand in comfort. When ready to sit, simply unfold the hinged cushion flap for a full sized chair mat. The vinyl mat provides a durable rolling surface as well as floor protection. Features : Finish: Black and Clear Materials: Foam, PVC, Vinyl Style: Contemporary 0.375" Foam Hinged Cushion Flap provides comfort while standing Unfolds into Full Size Ergonomic Floor Mat Vinyl Mat provides durable rolling surface Fluted Underside grips carpet Designed for Low Pile Carpet up to 0.125" thick Designed for Hard Surface Floors Designed for Commercial and Residential Use Specifications : Product Dimensions : 0.375" H x 36" W x 53" D Product Weight : 1.5 lbs Package include: 1 x Chair Mat