Primus Trail Flow Mid II Mens Glacial Green WIN21 and resilience for pain-free walking

and resilience for pain-free walking and daily activity

and create functional movement patterns for tasks of daily living

When worn on natural surfaces

custom fit

The Primus Lite IV delivers the same trusted barefoot feel with recycled

Primus Trail Flow Mid II Mens Glacial Green WIN21 and resilience for pain-free walkingMeet our lightest trail boot yet, built for agility, speed, and precision on the trail and updated for increased durability. At just 219. 2g, a low profile outsole supports natural movement, while the lug pattern delivers reliable grip. A polyester ripstop and knit upper offer flexibility, reinforced by a TPU midfoot overlay, high breathable collar, and quick lace system for secure, easy wear.