NWT authentic NIKE Men's Running Shoes Air Zoom Pegasus 34 features engineered mesh upper for exceptional breathability and lightweight while Zoom Air provides responsive cushioning that keeps you comfortable for miles Engineered mesh upper offers lightweight ventilation * Dynamic Flywire cables help secure a one-to-one fit * Premium Cushlon ST foam provides soft and springy yet responsive cushioning with a supportive feel * Fitsole sockliner conforms to the shape of your foot to provide comfort