3dRose cst_3317_2 Billiards Balls Pool Coaster, Soft, Set of 8 Dimensions: 3-1/2-inch h by 3-1/2-inch w by 1/4-inch d Made of recycled rubber Comes in a set of 8-same image on all coasters Washable-to prevent image from fading clean with mild detergent using cool water Absorbs moisture