Boner Expansion Pack by Sport Fucker Couples Massage Kits Long-Lasting Formula: Stays slick longer

Long-Lasting Formula: Stays slick longer so you can focus on pleasure

Optimized Dimensions: 30mm inner diameter with 66mm outer creates perfect balance of support and impact

it delivers firm pressure and intimate connection through its ergonomic design

The dual sensation pushes boundaries beyond basic chastity devices

It transformed chastity from simple denial into this deeply satisfying psychological experience

Boner Expansion Pack by Sport Fucker Couples Massage Kits Long-Lasting Formula: Stays slick longerThe Boner Expansion Pack from Sport Fucker is a stackable TPR cock ring system that adds extra layers to your existing ring setup. The super stretchable design lets you build custom thickness and pressure exactly how you want it. Each ring delivers a snug, gripping feel that builds intensity the more you stack. Boner Expansion Pack Specifications Brand: Sport Fucker Material: Premium TPR (Thermoplastic Rubber) Exterior Size: 1. 3" x 1. 3" Interior