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The bigger valve is just as easy to use as before, but delivers more liquid when you need it; great for tough workouts, competitions or hot weather. Made of a durable, medical-grade silicone compound that stays pliable in extreme temperatures.
Altra's #1 selling road shoe is back with a fresh new look and updated mesh upper. This fan favorite keeps its integral core of Footshape™,...
Altra's best road seller has a fresh and sexy new upper design to compliment the Fit4Her Women's specific fit. Long training runs are a comfortable...
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