UPPER: Stretch resistant fine and flexible mesh with synthetic leather. Speed lacing mechanisms allow fast, easy adjustment for a secure fit. Lacing eyes are integrated into the upper for a better fit and heel lock. One piece construction with injected TPU creates an upper with perfect fit, increased durability, and lighter weight. LAST: Volume Tour last for a more accommodating toe box. SOLE: Glass fiber reinforced polyamide midsole for optimum sole rigidity. EVA midsole and rubber sole enhance pedaling efficiency and walking comfort. Best matched with PD T780, PD M324.