Material: 100 % silicone, If your skin allergy to silicone, please stop using the product. If you are sweating, please rinse with water and dry with clean cotton cloth to prevent allergy.
Relief pain of shoulder: Soft and Smooth, can effectively relief from painful bra strap pressure
Washable and reusable,Extreme pliable. You wouldn't even know you have them on. Ideal for everyday use.