True performance training comes in the Skechers GOtrain Endurance Trainer. A true multi-activity athletic training shoe with advanced comfort, stability, and support that your workout demands. Lightweight and breathable mesh and 3D print synthetic upper. Wide footprint, maximum surface traction, added stability and support. Molded outsole design for multi-surface traction. Lightweight, responsive 5GEN cushioning midsole. Lightweight, breathable mesh fabric upper. Multi-layered 3D printed synthetic overlays for added durability and stability. Firmer midsole for added stability. Weight: 10 1/2 oz. per shoe in a men's size 9. Features Nearly one-piece mesh and 3D printed synthetic upper Toe and heel protecting overlays Padded tongue and collar Soft smooth fabric shoe lining and well cushioned insole Textured midsole sides for surface traction and durability High-traction, high-abrasion rubber outsole for a variety of activities.