Material: 925 sterling silver with a gold plating
Inside diameter hoop: S (7 mm) | M (9 mm)
Thickness: S (2 mm) | M (2.6 mm)
Weight: S (Approx. 0.7 g) | M (Approx. 1.3 g) 

The hoops come in two sizes. Designed to be worn together or mixed up to match your own style.