Anti-Fatigue Mat for Standing Desks - Large - 24 in. x 36 in. x in. - Ergonomic Floor Mat for Office - Flexible Stand up Desk Mat. Increase your comfort and help prevent fatigue while standing with this large anti fatigue mat for standing desks - Ergonomic floor mat is designed to encourage slight movement when standing to helping to reduce strain on your feet and legs - Enjoy versatile use with the large standing mat for office: 24" x 36" x " (61 x 91 x 1.9 cm) - Flexible " thick cushioning made of polyurethane - Anti-slip bottom and beveled edge to help prevent tripping - Mat surface is easy to clean