A favorite of men's Flat Pedal World Champion Sam Hill, the shoe is sturdy, durable, and comfortable while providing excellent friction! The Impact Sam Hill edition is a must-have for your next flat pedal mountain biking excursion! ; Designed for downhill mountain miking or dirt jump BMX. Action leather upper. Padded, tongue, collar and footbed for long-wear comfort. Breathable mesh lining. Stealth S1 outsole is a high friction, durable rubber that absorbs shock. Measurements: ; Weight: 1 lb 2 oz ; Product measurements were taken using size Men's 8.5, Women's 10, width D - Medium. Please note that measurements may vary by size.