The product is made of rhodium plating on metallic steel. It is antiallergic. The pearl is the original water pearl. Pearl size is 10 mm. Bar length is 12 mm - bar thickness is 1 mm - backing is silicone. It can be used in the pool and sea - chemicals used in showers and baths can damage the product, so removing them will prolong its life. Personal skin acidity is also an important issue – a person's sweat acidity must be suitable for using such products. Since it is in the hygienic product group, it is not suitable for exchange or return.