Aircast Knee Cryo Cuff & Cooler - Reusable Cryotherapy Cuff - Reduce Knee Pain, Swelling & Inflammation Gravity fed cold compression therapy for your knee. It uses ice water for relief from swelling and pain. Ideal for post-operation recovery, trauma and sports injuries. In excellent working condition. Knee cuff is medium size.....18" to 23" Excellent condition $60.00 phone: 250-858-4308