Aiwanto 3 Pack Reusable Ice Bag Hot Water Bag for Injuries Hot & Cold Therapy and Pain Relief, 3 Sizes, by Ashnna (6"/ 9"/ 11")

For different requirements. [Large (11"), Medium (9"), Small (6")] - The small ice pack is perfect for children, or smaller aches and pains, while the two larger ones are great for teenagers and adults.
Ideal for application of cold therapy to help reduce pain and swelling from minor scrapes, bruises, muscle aches, sprains and strains. Recommended to help relieve pain, reduce swelling, and speed recovery. Stays cold much longer than gel packs or other cold packs. Suitable for sport injury and first aid.
Simply fill with ice and water to relieve discomfort from headaches, bruises, migraines, muscle aches and swelling. For heat therapy, add hot water (not boiling) to help soothe an upset stomach, migraine, sinus and joint pain.