A.B Crew 13pcs Stair Treads Rectangle Non-slip Carpet Stair Mats Rugs Pads Treads(Multicolored Pebbles, 23.62"x9.84") Material: Velvet Size: 23.62*9.84inch(60cm*25cm). Thickness: 0.31inch(0.8cm) Please don't wash it, brush with a brush, durable to use. Humanization design, the back of carpet featured with non-slip dot. Application of space: Living room, staircase, hall, bedroom.