Check the listing for details. ActiveWrap Hot Heat Cold Ice Gel Packs Active Wrap Replacement Inserts. Condition: New. Listed at 15.99 USD. ACTIVEWRAP HOT/COLD/ICE/HEAT PACKS Professional cold therapy unavailable at the local pharmacy. ActiveWraps unique non-migrating ice packs deliver the smoothest heat and ice treatment on the market today. These thermal packs remain soft and flexible. Use in the microwave, hot water, or freeze in the freezer to give you total versatility of use. ActiveWraps elastic, stretchy formula eliminates bare spots found in competitor's ice packs. All ActiveWrap packs are non-toxic and FDA Registered. Small Size Pack is for use with any size ActiveWrap Foot, Elbow and Wrist models (sold in pairs) Large Size Pack is for use with any size ActiveWrap Shoulder, Knee and Back models. (sold in pairs) Extra Large (13.5" x 9") Size Pack compliments any size ActiveWrap Hip, XXL Knee or XL Plus Back Model (sold individually)