Zanipolo Terzini Bracelet in SS316L Material, 20cm (SS316L Material) Uses surgical stainless steel 316L, also used in medical instruments. It is less likely to cause metal allergies and requires no special care, so you can use it with peace of mind. Center Section Length 4mm, Width 40mm, Thickness 4mm, Cubic Zirconia (Black) Chain Length: 20cm From a layman's perspective, there are no noticeable scratches. - Brand: Zanipolo Terzini - Material: SS316L - Color: Black - Size: 20cm - Accessories: Thank you for viewing. Color... Black系 (Black-based) Accessory Material... Stainless Steel Accessories... Box