Add long-term comfort to your workouts with thes, Adidas Stella McCartney Atani Bounce Trainers. Bounce gives trainers a comfortable ride, the forefoot strap lets you adjust the fit. Bounce technology's elastic cells provide cushioning and stability where needed, and feature superior durability over the life of the trainer. Engineered mesh and fabric upper with strap for comfort. Lace sock with midfoot strap, Cushioning midsole, Traction sole.