Firmtech Maxpr Performance Cock Ring By Doc Johnson Size Matters Power source: None—entirely manual restraint

Power source: None—entirely manual restraint and positioning design

Power Source: No battery required - manual spray pump delivers consistent product distribution

By withholding or granting permission to use it

The psychological weight of this device often exceeds its physical impact

two distinct contours Yes

Firmtech Maxpr Performance Cock Ring By Doc Johnson Size Matters Power source: None—entirely manual restraintStruggling with inconsistent fit or uncomfortable pressure from standard cock rings? The FirmTech MaxPR Performance Cock Ring solves this with an adjustable loop and latch mechanism that adapts to your body, delivering reliable performance without the guesswork of fixed sizing. At a glance Material: Medical grade elastomer Adjustment: Loop and latch mechanism for custom fit Wear time: Up to 60 minutes Operation: Fully mechanical, no batteries