To loosen and remove the cover, turn it counterclockwise. Fill the ice bag with two-thirds of cold tap water, ice water, crushed ice or ice cubes. And they stay cold longer. Suitable for sports injuries and first aid.
Reusable Ice Bag Pain-Relief Heat Pack Sports Injury for Knee Head Leg Black
Reusable Ice Bag Ice Pack for Injuries Hot & Cold Therapy Cold Pack Pain Relief
Hot & , Reusable Injury Ice Packs | Waterproof Refillable Ice Pack,Leak-free Elastic Breathable Ice Bag, Portable Lightweight Hot & Cold Ice Pack
Koolpak Ice Bag Reusable Cold Compress Sports First Aid Injury Pain Cold Therapy