Gravity-defying PAINCAKES is a patented cold therapy device designed to adhere directly to your skin without actually touching your skin. Using proprietary Stick and Stay technology PAINCAKES hovers just above the epidermis sending waves of cooling relief to post work-out inflammation aches and pains. Athlete designed and tested. Stick-it exactly where you need it - and it stays. No hands straps tape adhesives hook and loop closure or any other hard-to-use contraption that can cut off circulation or irritate skin. Solves the vexing problem of positioning cold packs exactly where you need them. They're reusable wrap and conform and can be placed on knees ankles neck shoulders glutes back elbows; anywhere you need relief. Practical and easy to use PAINCAKES will forever change the way you recover.