Discover the perfect Ice Pack addition with our Chillow Factory.Ice packs are used for cold therapy, food storage, and temperature-controlled shipping. In medical use, they help reduce pain, swelling, inflammation, and bruising by constricting blood vessels and slowing blood flow. Reusable gel ice packs are also widely used in coolers and cold chain packaging to absorb heat and keep food, medicine, or other temperature-sensitive products cold during transport.