With its finely knitted mesh upper, you will enjoy optimal air circulation throughout your run. This keeps your feet cool and dry. The AmpliFoam technology provides enhanced rebound. This shoe guarantees maximum comfort during your entire run thanks to a cushioning system with gel technology. The specially designed outsole with Guidance Line is constructed to allow the foot to roll from heel to toe in a smooth motion with complete ground contact. A perfect running shoe for middle-distance runners.