Designed for: Boot camps and high-intensity workouts. These Reebok Advanced Trainer men's cross training in Black / Grey made of breathable mesh to help keep feet cool. Lightweight cushioning absorbs shock with every heel strike.. Weights, rowing, core work. Whatever you do in the gym, these men's training shoes provide comfort and support. Open mesh upper for breathability and comfort FuelFoam midsole provides the optimal balance of cushioning and response. Rubber outsole provides traction and durability.