It is steel. it has unisex use. its length is 60 cm. returns are not accepted for products that have been opened and used. it is steel. the most important feature of steel jewelry is that you can get it at an affordable price. moreover, steel jewelry usage conditions are easier than other materials. it does not deteriorate when entering the sea. moreover, it is not affected by the person's sweat and therefore does not darken. steel does not deteriorate. Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.