The Nike Legend Essential 2 sneakers can handle any workout. Toe grooves provide flexibility , allowing you to comfortably perform push-ups plank and mobility exercises. Flat, stable heel for stability when lifting and squatting. Rubber overlays support your foot as you move from side to side. The outsole provides reliable traction in any type of gym surface.. Abrasion-resistant mesh and special overlays on the back and sides ensure strength and durability.