Specification:<br> Item Type: Penis Rings<br> Material: PU leather.<br> Top Diameter:about 4.5cm.<br> Bottom Diameter:about 9.5 cm.<br> <br> Notes:<br> Due to the light and screen setting difference, the item's color may be slightly different from the pictures.<br> Please allow slight dimension difference due to different manual measurement.<br>   It is a good gift for you or your lover or friends.Adjustable product,one size fit all. A penis ring is a ring that can be placed around a penis and testicles. Primarily to slow the flow of blood from the erect penile tissue. More ways to play SM games and tame your slave. Money-back Guarantee: Protected by a 15 days money back guarantee and one year quality warranty.