The Cyson XL Hot & Cold Gel Pack is designed to cover large areas for effective relief from aches, pains, and inflammation. It features a special gel that stays flexible even when frozen and keeps temperature longer, making it perfect for cold therapy after injuries or hot therapy to relax muscles. Easy to heat and chill, this dual-action pack is reusable and comes with a comfortable ... https://www.cyson.in/shop/cyson-dual-action-hot-cold-therapy-pack-size-xl-275mm-x-350mm/