Marble composition Aluminum ashtray and grinder with brass finish Two designated grooves for the ashtray and grinder Tray: 12in L x 8in W x 1in H Ashtray: 3in Diameter x 1.65in H Grinder: 2.25in Diameter x 1.25in H Weight: 6lbs Because marble is a natural material, activity and veining will vary; each product will be unique.