? Support Plus?? the world?s first patented support system with added flexibility and comfort. Dual semi-circle stainless steel supports for extra stamina! Durable, stretchy, and discreet!  ? 1.75?/ 4 cm (diameter)  ? Durable, stretchy and discreet erection enhancers with the Support Plus? system for comfort and stamina  ? Soft TPR (ring) Stainless Steel (supports)