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Ships within 48 hours · Estimated delivery Sep 20 - Sep 25
Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
8 oz (236 mL) capacity — right-sized for snacks
while a wider base keeps your transitions smooth and stable
Mesh ventilation zones improve airflow and help regulate temperature during extended runs or back-to-back training days
250 g/m² fabric: 73% Climate Conscious U
Vivobarefoot Primus 3.5 FG Running Shoe – Men's size-10 8 oz (236 mL) capacityBuilt for runners who want real ground feel on technical terrain, the Primus Trail 3. 5 FG is our pick for athletes transitioning to or training in barefoot footwear. A firm ground outsole with aggressive lugs delivers traction on dirt, roots, and rock, while the wide toe box lets your foot splay and work naturally. Zero drop, minimal stack height puts you in direct contact with the trail for honest proprioceptive feedback Firm ground (FG) outsole