Vaporfly 4 Width:Regular Lining: 20d recycled nylon ripstop

Lining: 20d recycled nylon ripstop with FC0 DWR

fitted heel cup eliminates bunching and rubbing for blister protection

Maximum cushioning and dual Air Zoom units deliver an ultrasoft ride

The lovechild of Mach 4 and Mach Supersonic

classic hardware

Vaporfly 4 Width:Regular Lining: 20d recycled nylon ripstopA light, efficient design feels propulsive for all 26. 2. The Vaporfly 4 is a lean, mean, mile eating machine. We trimmed weight in the midsole, outsole and upper from the Vaporfly 3 without sacrificing performance. The result is a lighter, more propulsive all around racing shoe thats trusted from the mile to the marathon. Product Details: Full Speed The full length carbon fiber Flyplate has a higher angle than the Vaporfly 3 and combines with a lower