Timm Medical Pos-T-Vac Mach Ring

Timm Medical Pos-T-Vac Mach Ring has a thick center, creating evenly dispersed tension and comfort over a wide area. It will maintain adequate firmness for approximately 30-40 uses. The thickness in the center of the ring helps produce tension that is dispersed over a wider area, this allows the user to wear a large size ring while still being able to maintain adequate firmness.