Polar Ice Cold Pack with Wrap Knee Standard 33 X 41 cm Nylon / Polyester / Water Reusable - EachCold Pack with Wrap Polar Ice Knee Standard 13 X 16 Inch Nylon Polyester Water Reusable Use on your knee post surgically, during rehabilitation and following physical activity; it's effective to provide pain relief for bruises, sprains or injuries requiring cold therapy. Polar Ice delivers the benefits of cryotherapy with compression for soft tissue trauma. By reducing pain and controlling edema or swelling, cold therapy allows faster return of normal