1.Dimention:8m*8m 2,material:cross-linked foam and vinyl surface 3,Light weight 4,extremely portable,durable shock absorption 1.Dimention:8m*8m with the most advanced technology.2,material:cross-linked foam and vinyl surface3,Light weight4,extremely portable,durable and excepetional shock absorption5,it changes the old style sanda mats with time waste,uneasy to set up and dismantle,6,be easily ...