Built from robust but extremely lightweight fabrics to help you conserve energy

they're also perfect for casual wear

Made from recycled materials

and windproof fabric

The fabric is extremely moisture-regulating and breathable

altra mont blanc carbon men Size:50 Built from robust but extremelyAltra Mont Blanc Carbon men. Your super shoe for the trail! The Mont Blanc Carbon was built for speedy trail runs, with a full length carbon fiber plate, performance focused midsole, and grippy outsole FEATURES Weight: 309 g 10. 9 oz Midsole: Altra EGO MAX (rim) & Altra EGO PRO (core) Outsole: Vibram Megagrip with Litebase Cushion: High Stack Height: 29 mm Drop: 0mm Upper: Ultra lightweight, breathable