Primus Trail Flow Mid II Mens Dark Shadow School A boot doesn’t have to

A boot doesn’t have to mean clunky feet

and a Proprioception Mat to sharpen sensory response

With three guided sessions each week you will work to improve your foot health through improved mobility

whether you're running or working out

A polyester ripstop and knit upper offer flexibility

Primus Trail Flow Mid II Mens Dark Shadow School A boot doesn’t have toMeet 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.