Sizing: Standard running shoe lengthHeel: MediumMidfoot: Medium volumeForefoot: MediumToe-Box Height: Medium to LowArch Structure: Medium-lowShoe Shape: Semi-Curved The La Sportiva Crossover 2.0 GTX is an excellent trail running shoe for attacking mud and snow. The waterproof GORETEX upper keeps the wetness out and the shoe provides added stabilization.