DonJoy Aircast Cryo/Cuff Cold Therapy: Replacement Insulated Tube for Aircast Cryo/Cuff Non-Motorized (Gravity-Fed) Cooler Easy and economical way to replace just the tubing for your Aircast cryotherapy system Replacement insulated tube assembly also includes the white plastic fittings One fitting screws into the Aircast Cryo/Cuff Gravity Cooler and the other end connects directly to the Cryo/Cuff Universal design allows the Aircast Cryo/Cuff Replacement Insulated Tube to be compatible with all Aircast Cryo/Cuff and Arctic Flow pads