Alexander McQueen Footwear Size Guide Hardcore! Get your motor racing with the addictive image of this Alexander McQueen™ Flat Motorcycle Bootie! Leather upper. Chain detailing across the vamp. Buckled-strap accents around the vamp and back quarter. Gold-tone eyelets. Leather lining. Synthetic and leather sole. Imported. Heel Height: 1 5 ⁄ 8 in. Shaft: 4 3 ⁄ 4 in. Circumference: 13 1 ⁄ 2 in. Weight: 1 lb 8 oz. Product measurements were taken using size 38.5 (US 8.5).