Before applying a splint or support, a proper injury assessment should be performed by a physician or qualified healthcare professional. Never wear compression support over an open wound or while sleeping. Avoid wearing items such as jewelry or a watch under any support. Do not wear this product if you have dermatitis or an allergic reaction to neoprene. We recommend that you do not solely rely on the information presented and that you always read labels, warnings and directions before using or consuming a product.