- Nubuck Leather/Breathable Mesh Upper- Injection Molded TPU Instep Stability Arm- Breathable Mesh Lining- Lycra®/Neoprene 4-Way Stretch Collar- Adjustable Elastic Cord Lacing System- Friction Cordlock- 4.5mm Anatomical Footbed- Nylon 6.6 Injection Molded Arch Shank- In-Board™ Compression Molded EVA Footframe with Grade 2- Tapered Nylon Insole Molded to Bottom- Q-Form™ Alignment System (women)- Air Cushion® Midsole