adidas Nitrocharge 1.0 FG Men's Shoes Size Imported Upper: Hybrid Toughc: A newly developed supersoft upper material thats a hybrid of the benefits of leather and synthetic in one material. Energysling, a high-elasticity rubber sling, offers superb stability. Pre-molded protection pads in toe and heel area to protect you in any tackle. Superstrong protection mesh layer in rearfoot area for high protection. Outsole: TRAXION 2.0 FG stud configuration for maximum grip and acceleration on natural firm-ground pitches.