Step up your game with pure, unrelenting grip — no distractions, just results. The Fleshlight Pure Stamina Training Unit is designed for those who are serious about their stamina. Forget fantasy and dive into a hardcore regimen with a clean orifice and the legendary STU texture. This is the same powerhouse sleeve trusted by men aiming to boost their staying power, all wrapped in a sleek gold case that screams “alpha operator.”

• STU canal texture – stamina-building design made to test your limits
• Pure orifice – minimalist opening for maximum focus and tighter fit
• Firm SuperSkin® sleeve – lifelike feel with brutal resistance
• Gold Fleshlight case – looks premium, performs like a weapon
• Built for training – improve control, delay your finish, and master your stroke

What’s In The Box:
• Fleshlight Pure STU Sleeve
• Gold Fleshlight case

Product Specifications:
• Insertable length: 10" / 25.4cm
• Canal diameter: 0.375" / 0.95cm
• Outer diameter: 4" to 2.5" / 10.16cm to 6.35cm

Not all strokers are about fantasy — the Fleshlight Pure Stamina Training Unit is a no-BS powerhouse made for men chasing next-level performance. Tight, punishing, and designed to make you last longer in the real world. Add this to your rotation if you're ready to take your control to the next tier.

Naughty Boy brings the tools real men need — and this one's built for results, not romance.

Throw it in your gym bag… and train like a legend.