CENE Bracelet Surgical Stainless Steel Material I opened it and tried it on my wrist, but it didn't suit me, so I put it away. ＜Features of Surgical Stainless Steel＞ ・Stainless steel also used in medical instruments ・Resistant to sweat and water, and rust-resistant Surgical stainless steel is a coined word made up of "surgical" (medical) and "stainless steel" (rust-resistant iron), and is a safe alloy with little effect on the body. Therefore, it is safe for those with metal allergies, and it is also resistant to corrosion and heat, so it has the advantage of not easily deteriorating even after long-term wear. ※Surgical stainless steel is a material that is unlikely to cause allergies, but the causes of allergies vary. We do not guarantee that allergies will not occur in everyone. Also, please refrain from using it if you experience an allergic reaction. ※Although it is resistant to rust and discoloration, deterioration over time is possible, so we do not guarantee the product condition permanently. The rate of deterioration varies depending on the usage and method. Thank you for viewing.