Any query, please contact by Olivia.li@ot-med.com. Or visit www.ot-med.com for more products. Instant Cold Pack Function: It reduces pain, relieves swelling and expedites recovery for sprains, slight bumps and dislocation of bone joints. It can lower temperature and relieve itchiness from insect bites. It can reduce the incidence of bruising. Instructions: 1.Locate inner liquid pouch.Squeeze firmly to repture. 2.Shake to mix contents. 3.Apply on wound area. Caution: For external use only. Adult supervision recommended.