PSI Flex-Gel Cold Pack General Purpose Small 7,6 X 13 cm Plastic / Gel Reusable - 120 Count CaseCold Pack PSI Flex Gel General Purpose Small 3 X 5 Inch Plastic Gel Reusable Flex Gel cold packs are useful for easing pain to injuries: They numb pain and reduce swelling and inflammation. Flex Gel packs are refreezable, convenient and effective. Soft sided gel packs are ideal for a variety of cold therapy applications, such as use after injections, blepharoplasty and breast surgeries. These sturdy, reusable gel packs remain flexible when frozen and