Saucony Men's Endorphin Speed 5 Classic Boots Back: 80% recycled polyester

Back: 80% recycled polyester

Designed for hard-wearing durability and meticulous precision in tricky terrain

Altra's unique hook-and-loop tab

delivering up to 120g of carb per litre

Saucony Men's Endorphin Speed 5 Classic Boots Back: 80% recycled polyesterDesigned as an up tempo shoe, its quickly proven itself as much more, equally capableduring long, moderate training sessions and sprints to the finish. Energy efficient PWRRUN PB foam bounces back with every step combined with a winged nylon plate that provides torsional rigidity while maintaining flexibility in the forefoot, making for a sure footed, snappy ride. SPEEDROLL technology for effortless speed and addictive forward motion you can rely on