Ice It! ColdCOMFORT System Ankle / Elbow / Foot Kit Professional-quality cold therapy for use at home or in the clinic. Non-toxic Ice It! packs freeze quicker maintain low temperature longer and stay flexible when frozen to mold around painful areas for optimum therapeutic benefit. The system includes 10.5 X 13 inch fabric holster (2) 4.5 X 7 inch F Packs and (1) 3 X 6 inch G Pack. The fully removable Comfort-Flex cover retains cold longer protects skin from tissue damage due to hypothermia and prevents condensation. Foam cushion is soft and gentle on painful areas. Comfort-Flex design shapes to your body for close contact and maximum benefit. strap at both ends of the strap enable it to be fully detachable. The strap with generous width for stability and length for virtually unlimited positioning options allows the user to maintain activities during cold therapy.