Tantus Vibrating Harness is the perfect accessory for those just starting to explore strap-on harnesses. The soft velvet material is comfortable and sensual against the skin, while the highly adjustable two strap design allows for a customized fit with the most comfort and satisfaction. A removable 1.5 inch O-ring comes with the Tantus Vibrating Harness so you can easily accommodate different size toys for different preferences, and a waterproof One Touch Bullet Vibe for extra stimulation for the wearer. The Vibe Harness can also be worn comfortably over non-erect penis and scrotum. Users suggest wearing underwear beneath the harness to keep everything in place during use. Vibrator is a single speed removable waterproof bullet vibe. Vibrator requires 1 1.5 V N size battery. Harness features: comfortable, adjustable. Machine washable and easy to swap out the Interchangeable o-rings to fit any sized harnessable dildo with flared base.Pocket for Vibrator w/ Vibrating bullet for wearer's stimulation