Unisex jewellery! An entire piece of the sterling silver ring! Unique design with ECG lines gives you a unique and fluid look! It is also timeless; it never fades away from fashion trends. You can wear it with other rings to create your layers! The preset ring is Size 6.5, with an opening you can adjust the width. The primary material of this product is solid silver, with a thick layer of 18k gold plating in vacuum plating technology. It will not discolour.