LIGHTWEIGHT, HIGH-PERFORMANCE CROSS-COUNTRY SHOES WITH UNPARALLELED POWER TRANSFER LOW STACK HEIGHT MIDSOLE HELPS STABILIZE FOOT, MAXIMIZES POWER TRANSFER AND EFFICIENCY SURROUND WRAPPING UPPER STRUCTURE REDUCES OVERLAP, PROVIDING A GLOVE-LIKE FIT AND ELIMINATING HOT-SPOTS MESH/TPU/SYNTHETIC LEATHER COMPOSITE UPPER PROVIDES COMFORTABLE FIT AND BETTER BREATHABILITY BOA® L6 DIAL FOR QUICK AND PRECISE MICRO-ADJUSTMENT GLASS FIBRE REINFORCED MIDSOLE FOR POWER TRANSFER EXCLUSIVE MICHELIN® HIGH-TRACTION, MUD-SHEDDING TREAD PATTERN OUTSOLE REINFORCED 18MM SPIKE MOUNT FOR EXTREME CONDITIONS WEIGHT: 284G (SIZE 40)