DescriptionThis hot and cold use pack set is a great first aid essential for home use when treating injuries by hot or cold therapy on your back, shoulder, torso, thighs and rotator cuff. With gel in the ice packs, this set is comfortable and practical to use. A necessary medical care supply for home or hospital.Feature- Color: Blue. - Material: Gel and PVC. - Size: About 11x11x0.2cm. - Made from material, durable to use. - This hot and cold use pack set offers therapeutic relief for pain, stiff joints, aching muscles and so on. - Great for sporters, students, athlete and outdoor climbers. - Can be used on your neck, shoulder, hip, knee, shoulder, torso, thighs and rotator cuff. - A necessary medical care supply for home or hospital. - Cold compress: put the product in the preservation layer of the refrigerator to cool for 2 hours before use, or put it in the refrigerator for a long time for standby. - Hot compress: heat with hot water at 80 , but not on the stove.