CHEMOBLOC* Vial Venting System, 1 Case of 200 Chilling Units Freezer Soft microfiber finish gives comfortable Color:Yellow Soft microfiber finish gives comfortable feel Accurate: The Calibrated©V Lok© system clearly indicates whether or not the correct size cuff is being used *The center of the bladder is clearly marked on the inner and outer surfaces of the cuff for correct application on either the right or left limb *Hook and loop fasteners are used to provide the optimal number of open close cycles *Comfortable: Cuffs conform to the shape of the limb and have no hard stiff edges *Durable: Baum cuffs are made of tightly woven heat set Dacron Luer lock connection on vial venting spike CHEMOBLOC™ Vial Venting System designed to help prevent aerosolization of chemotherapy and other hazardous drugs into the atmosphere during reconstitution