ur hot pack, wraps and heat therapy products are commonly used by physiotherapists in the treatment of sports injuries. Therapeutic heat can relieve muscle spasms, reduce pain and increase blood flow to the injured area. These therapeutic effects of heat speed up the healing process following a sports injury. Shop for hot packs as well as mouldable gel hot packs, instant heat packs, reusable hot packs, heat wraps, wheat hot packs and warm packs.