enhances blood and oxygen flow to the muscles and assists in eliminating bi-products (lactic acid) This reduces muscle vibration and muscle fatigue

Designed with thoughtful geometries and crucial forefoot flexibility

Hydration sleeve

Speed Cap for More Flexible & Responsive Barrel

EXACT Carbon Handle & ATAC Alloy Barrel for Feel and Performance

New New Balance MXC5KBW4 Track&Field Spikes Size 9 Mens Blue/Blk Cross Country 2016 enhances blood and oxygen flowThe men's XC5K takes the speed seeking technology of track spikes and incorporates it in a silhouette designed for cross country. A recessed forefoot plate provides an aggressive ride while a rubber outsole and 5 spike configuration provide traction. Meanwhile, the sleek upper features a lightweight but aggressive midfoot fit with 3D screen print support. Synthetic upper HydroHesion rubber outsole No sew overlays in optimal areas Removable spikes for