Nipple Cylinders- Medium Urethral Products U-Ring sizes: #1-5 (#1: 2

U-Ring sizes: #1-5 (#1: 2 inches

look forward to up to 1 hour of waterproof vibration

The double loop vibrates as it supports your erection

then indulge in the squeezing

Nipple Cylinders- Medium Urethral Products U-Ring sizes: #1-5 (#1: 2With proper use you can enlarge and stimulate your nipples using our high tech vacuum pump. The pair of cylinders is crafted from industrial grade clear acrylic. Uses the same airlock release system as in our penis pumps. A dual T connecter is recommend to enlarge both nipples evenly and to insure constant pressure. Enjoy watching your nipples grow with proper use. Enhance sensitivity of the nipples. Can be used to create great stimulation or