MULTIPURPOSE: Round ice packs provide safe and natural relief from fatigue, sinus headaches, puffy eyes, body aches, fevers, toothaches, pain relief, bites, bumps or scrapes, breastfeeding, swelling, children's injuries, , ETC. Hot and cold use: For cold use, simply fill an ice pack two-thirds full of ice Squares and water to relieve headaches, bruises, migraines, muscle soreness, and swelling; for heat therapy, add hot water (do not boil, NOTE: Hot water at 50-60 degrees Celsius/122-140 degrees Fahrenheit) to help relieve upset stomach, migraines, sinus and joint pain QUICK RELIEF: Suitable for cold use, can relieve minor scratches, scrapes, muscle pain, sprays and strains, and swelling, recommended to help relieve pain, reduce swelling and recovery, gel packs or other refrigeration, suitable for use For sports injuries and Safe and waterproof: The ice bag has a leak-proof design, ensuring the water stays cold or hot for a longer time, and is easy to carry and use anywhere, fine workmanship and reliable quality allow you to use it for a long time You receive: 4-piece set of reusable cartoon pattern ice bags, brightly colored and full of childlike innocence, the quantity is enough for personal use, and can also be shared as a thoughtful gift with family or friends Colour:As Shown Material:Polyester cotton Package Contents: 4 x ice pack Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.