... gel pack reusable hot cold gel pack for therapy in foot/neck/head etc.ice pack phycical ... pack,forehead gel packcold compress therapy unit, cold warm gel compress padPurpose:Cold compress: physical therapy for traumatic hemorrhage, heatstroke, ... sciatica, vertebral pain, improve mucous membrane scar after surgery. ice packs physical therapy/Microwaveable therapy gel pack,reusable cold/hot compress bag ...