Men's Inov8 TRAILFLY™ MAX StockX_Not_Synced Features the widest and deepest

Features the widest and deepest heel cup that offers maximum support and can help with natural shock absorption

This computer-optimized technology delivers a smooth ride and energy return you'll feel from heel to toe

Ready for a joy ride

18oz / 535 mL double-wall insulated and Hi-Viz SpeedDraw Flask with Push-Pull Blast Valve™ cap offers quick bursts of fluid and keeps liquids cooler longer

• Split heel construction for improved impact absorption and energy transfer

Men's Inov8 TRAILFLY™ MAX StockX_Not_Synced Features the widest and deepestGo long in the TRAILFLY MAX. Weve taken our popular TRAILFLY shoe and maxed it out with a generous slab of new FLYSPEED PRO foam for a comfortably cushioned yet naturally responsive ride perfect for long distances and ultras over hard packed trails. The new supercritical, nitrogen infused EVA foam is our highest performing to date. Its super lightweight, while giving both greater comfort and superior energy return. Weve put 24mm of it in the heel and