BLACK POLYURETHANE COVERED * Oversize12.5 x 18.5 (32 x 47 cm) * Seven different sizes of blue vinyl and four sizes of black polyurethane ensure effective cold therapy for any body area or shape * Effective relief of pain * Filled with a non-toxic silica gel that remains pliable throughout treatment * Delivers up to 30 minutes of soothing relief from acute pain swelling and fever * Latex free * One year Warranty *HCPCS Suggested Code: E0230