Altra Women's Mont Blanc Speed Trail Running Shoes Colour:White/Coral that requires a lightweight high-output

that requires a lightweight high-output package

If you have a higher oxygen uptake

A resilient combination of breathable Matryx®️ tech and stitched upper construction keeps you protected no matter where the trails take you

Last but certainly not least

Altra Women's Mont Blanc Speed Trail Running Shoes Colour:White/Coral that requires a lightweight high-outputFeatures High abrasion resistant sandwich mesh uppers with TPU overlays Stitch and turn collar and tongue construction for lightweight comfort Altra EGO MAX midsole compound in the rim with lightweight, airy Altra EGO PRO midsole in the core Sandwiched TPU StoneGuard for underfoot protection Vibram Litebase to reduce outsole weight and Vibram Megagrip for unparalleled grip on both wet and dry surfaces Weight (half pair): 8. 2 oz 232. 5 g Technical