The Vibrating Strap-on Panty Harness with Open Back has straps around the thigh. with an open back and adjustable straps that go around your butt. Simple yet elegant. these strap-on panties are perfect for you and your partner. Don't worry about complicated straps and buckles. just slip them on. add the toy and enjoy. With a variety of styles. shapes & sizes. everyone will find their perfect fit. With the patent-pending O-Ring System. almost all dildos and dongs will fit into this strap-on panty without the need of additional O-Rings. Each panty comes with a premium quality silicone rechargeable 10-speed vibrating bullet for extra sensations for you and your partner. Made of high-quality elastic compression material for a better fit. comfort & performance. The lightweight breathable fabric will draw away moisture from the body ensuring that when things get hot. you stay cool. Perfect for Packing. Pegging & Penetration. Available in 3 sizes: XS/S. M/L. XL/XXL. 1-year warranty. Pairs perfectly with All Ouch! & RealRock Dildo's & Dongs.