Sizing: Fits large; purchase 1/2 size smaller than standard running shoe lengthHeel: Medium to narrowMidfoot: Medium to low volumeForefoot: MediumToebox Height: Medium to lowArch Structure: Medium to lowShoe Shape: Semi-Curved The adidas Terrex Trailmaker is great for runners getting into mountain trail running. It has versatile traction, moderate cushioning and superb durability.