Zirc Single Procedure Tub Cups are perfect for containing and organizing small dental supplies such as syringe tips, brushes, clamps, cotton pellets, prophy cups, wedges, matrix bands and more. Transparent covers fit flush with cup edge for stacking. Gray plastic cups are fully autoclavable. Cold disinfect covers only. Cup measures 2-1⁄4"L x 1-5⁄8"W x 1-1⁄4"H.