About this product
Built for neutral runners who log serious miles and care where their gear comes from, the Triumph RFG is our top pick for high-volume daily training. PWRRUN BIO+ foam — made from 55% corn-based materials — delivers a plush, protective ride without the petrochemical footprint. A breathable cotton upper and 80% natural rubber outsole round out a shoe that performs without compromise.
- PWRRUN BIO+ midsole foam uses 55% corn-based compound for a soft, responsive ride with a 37mm heel / 27mm forefoot stack and 10mm drop
- Breathable cotton upper with plant-based dyes keeps feet comfortable on long efforts while cutting down on synthetic material use
- 80% natural rubber outsole delivers durable traction and grip across road and pavement surfaces
- Adaptive lacing system and a slightly snug heel lockdown keep your foot secure mile after mile — no slop, no sliding
- Fully vegan construction using renewable and recycled materials — serious daily trainer performance with a meaningfully reduced carbon footprint
Description supplied by Grivet Outdoors through its current Shopify listing. Product, performance, and health claims are the seller’s and have not been independently verified by StorkScout.
