Function: Penis Ring Color: Silver Power: No Material: Metal Package: Color Box Further: Adjustable Size Package Size: 10*10*2 CM   S Size: Dia: 2.4-2.6 cm/0.9-1.0" Net Weight: 10 g/0.02 lb/0.35 oz   M Size: Dia: 2.6-2.9 cm/1.0-1.1" Net...