The bestselling Stay Hard Donut Ring set brings high elasticity and reliable support to your performance toolkit. Engineered out of ultra-stretchy, thick-walled premium TPE, these multi-functional rings work by reliably managing blood flow to optimize stiffness, size, and physical endurance. The kit features dual identical rings, allowing full freedom to customize your configuration—wear one at the base of the shaft, add the second behind the testicles, or stack both together for heavy-tension pressure.
| Package Contents | 2 Constriction Rings |
|---|---|
| Material Type | Premium TPE (Phthalate, BPA, & Latex Free) |
| Lubricant Safety | Silicone, Water-Based, and Hybrid Safe |
| Inner Diameter Width | 0.7 in. |
| Outer Diameter Width | 1.4 in. |
| Ring Thickness | 0.7 in. |