3dRose cst_91018_1 MA, Boston. Financial District from Logan Airport - US22 WBI0581 - Walter Bibikow - Soft Coasters, Set of 4 Dimensions (in Inch): 3.5 H x 3.5 W x 1/4 D Comes in a set of 4 - same image on all coasters Washable - to prevent image from fading clean with mild detergent using cool water Absorbs moisture Made of recycled rubber