Lightweight, high-performance road shoes with unparalleled power transfer.Key Features:Surround wrapping upper structure reduces overlap, providing a glove-like fit and eliminating hot-spots,Super low stack height helps stabilize foot, maximizes power transfer and efficiency,Integrated sole and upper construction sets a new level of fit, stability, rigidity and lightweight performance,Mesh/TPU/Synthetic leather composite upper provides comfortable fit and better breathability,Light carbon fibre reinforced nylon sole for power transfer,BOA® L6 dial ensure precise fit and comfort,Weight: 238g (size 40).