FiveFingers are designed around the foot's measurement in inches. There is no real 100% translation between your US size and FiveFingers size. In order to find the right size, please measure both feet from heel to tip of longest toe with a ruler in inches. Take the longest measurement for your longest foot and refer to our . Please click for a video about how Vibram shoes should fit. This ultra streamlined Vibram FiveFingers runner features their most minimal design in order to bring you even closer to a barefoot sensation while still retaining the excellent protection standard in these unique runners. Ideal for fitness, running, water sports, yoga, Pilates, traveling, trekking and after sport activities. Individual toe pockets. Stretch polyamide fabric upper is abrasion-resistant and durable. Hypalon hook and loop straps provide a secure fit. Antimicrobial Dri-Lex sockliner with a 3mm polyurethane insole. Stitched-in polyurethane insole protects skin and foot tissue during longer runs. Soft TPU midsole further reduces thickness and weight for increased flexibility. Minimum rubber thickness on outsole maximizes foot feel and flexibility. Thin razor-siped Vibram TC-1 performance rubber outsole for exceptional grip and flexibility. Machine wash, air dry. Imported. Measurements: ; Weight: 5 oz ; Product measurements were taken using size 43 (US Men's 11-11.5), width D - Medium. Please note that measurements may vary by size.