Please click here for a video about how Vibram shoes should fit.The Vibram® FiveFingers V-Trail 2.0 training shoe is ideal for serious trainers and functional athletes. The minimalist workout shoe is ideal for heavy training with a focus on durability and enhancing performance. Polyester upper with lateral TPU panels for a durable and flexible construction. Ideal for trail running, obstacle racing, and mud runs.Fit Tips:1. Insert foot, slipping each toe into the individual toe pockets. It may work best to begin with the big toe.2. After each toe is in place, slip heel in and adjust until it is snuggly in place.3. Wiggle toes and adjust lacing until you find the ideal fit. Updated panel lacing system with a hook-and-loop closure system that provides a softer feel. This design makes it perfect for aggressive, lateral movements. 2 mm EVA footbed with a breathable polyester sockliner for added comfort.4 mm Vibram® XS Trek rubber compound outsole provides all-around performance for both indoor and outdoor training. Distinctive rope traction lugs in the arch for added grip. Machine washable. Air dry away from sun or heat source. Imported.Product measurements were taken using size 41 (US Women's 9), width B - Medium. Please note that measurements may vary by size.Measurements: Weight: 6 oz SKU 9336275