Vivobarefoot Primus Lite IV Men's Size:43 Using a pump bag eliminates

Using a pump bag eliminates two unsavory things previously associated with sleeping mat inflation: Having to use lung power to inflate and the resulting accumulation of moisture inside the mat from vapor-laden breath

you know that having the right gear is essential to maximize your performance and stay safe while you play

But as a hand-me-down design

Insulation                     Non-Insulated

Optical Performance

Vivobarefoot Primus Lite IV Men's Size:43 Using a pump bag eliminatesOur best selling barefoot training all rounder, now re engineered for smarter material use. The Primus Lite IV delivers the same trusted barefoot feel with recycled, vegan* materials made for moving naturally, whether you're running or working out. Wide, thin and flexible to elevate every workout, now with a lighter footprint. Primus Outsole Get as close to the ground as possible. Ortholite Insole The Ortholite Performance Insole is made of 98%