Vivobarefoot Primus Trail Knit FG Mens Ultimate Grey/Storm Cloud Lace Up Proprioception Mat is made from

Proprioception Mat is made from high-density foam for stability and comfort

The Primus Sport IV keeps things cool with an easy

to the gym and everywhere in between

Boosting circulation

for ultimate grip in the most challenging environments

Vivobarefoot Primus Trail Knit FG Mens Ultimate Grey/Storm Cloud Lace Up Proprioception Mat is made fromFast, versatile hardpack adventures outdoors Trail runners that do much more Made for trail running, the Primus Trail Knit FG is also excellent for fastpacking and hiking. Its low profile and versatility also makes it a popular choice of outdoor lovers wherever they tread. A knit upper and sock bring flexibility and protection. A quick lace system means easy adjustments. And a thin Firm Ground sole balances barefoot sensation with grip, feeling fast