Nike Vaporfly 4 Men's Road Racing Shoes (Volt/Black) Size 9 caa5e178-c039-41b4-8bfd-0b01485bbef9_7101 The engineered-mesh sock lets your

The engineered-mesh sock lets your feet breathe

responsive shoes help give you slightly more spring in your step to get more out of your run

we increase use of recycled materials to lower carbon emissions

Heel Lift: 15 mm

Nike Vaporfly 4 Men's Road Racing Shoes (Volt/Black) Size 9 caa5e178-c039-41b4-8bfd-0b01485bbef9_7101 The engineered-mesh sock lets yourBrand: Nike Color: Volt Black Features: Engineered mesh helps reduce the weight of the shoe while providing a more consistent fit. And we saved more weight by reducing the size of the heel and tongue. Nike ZoomX, our most responsive foam, just got lighter. Running from heel to toe, it unlocks even more energy return than before with a slight midsole reduction, giving you a bouncy feel. We reduced the weight of the outsole by using a thinner rubber