★Spare part: Anti-slip ring for male chastity device, 3 Sizes to choose

SIZE & MATERIAL

This is an extra or a spare part for any chastity device purchased. 

★Material: Surgical grade Stainless Steel

★Size

Total HOLE diameter to choose: 
1.3 inch / 33mm 
1.38 inch / 35mm 
1.57 inch / 40mm