Color Black Metric stability wrap for extra midfoot support. EVA heel cup for maximum stability and a secure fit. Lightweight, breathable tailored upper design for a skin-like fit. Anatomic lacing system. This breathable cross-trainer is as light as a feather and looks as sharp on the street as it does in the gym. The Grinder X is a mid-foot mobility shoe that shines in a variety of cross-training activities. This lightweight knit upper fits like a charm. The Grinder X features a dual zone EVA (50 rearfoot 55 forefoot) foam midsole and was engineered for dynamic, bodyweight-based agility drills and movements. It features a softer, grippier, feel for multi-directional movements such as jump rope, burpees, box jumps, jumping lunges, and more. It is a practical shoe for rowing, short distance runs and sprints. In life, there are grinders and non-grinders. We ll let you decide who we made this shoe for.