Pisces Healthcare Solutions. Uro Matrix Pos-T-Vac Mach Ring #6 Size, Medium Tension

Durable tension rings designed to be used with the Erec-Tech vacuum penis pump.

These superior quality tension rings were designed for your ultimate comfort.

Made with a soft gel, they are flexible and stretch over the cylinder before using the Erec-Tech vacuum pump and are applied to the base of the penis for a full and satisfying erection.