Alleviate throbbing headaches, sore muscles, and burning fevers with this 3-pack of refillable ice packs for injuries featuring 3 colorful designs. You will receive 3 ice fillable water bags with this set in assorted sizes Small, Medium, and Large to apply to different body parts. The small one is suitable for areas such as the wrist and elbow; the medium one for ankles and knee joints; the large one for your waist and shoulders. This ice pack uses a PVC-coated polyester fabric. The cap is leak-proof with a large opening to accommodate easy filling of ice cubes, crushed ice, or water. Reduce inflammation, swelling, and pain with a quick cold compress. To use, simply fill the bag 3/4 full with ice and cold water, and then securely screw on the cap. Apply directly to the problem area for 20 - 30 minutes. Keep at least one at hand for you never know when the need arises!