one of the thickest mats on the market! The mat features specially designed memory foam, offering superior impact absorption and comfort. Thick enough to protect your knees and joints, while still allowing you to grip the floor for balance, its non-skid ridges will ensure that the mat never slips during use. Its extra large dimensions; 71 x 24 ensures complete comfort for people of all shapes and sizes. Constructed from durable and long lasting NBR Foam, this mat is ideal for all types of yoga, especially restorative poses. Additionally, the mat features an integrated carry strap for your convenience and wipes down quickly and easily.