ENHANCED COMFORT AND DURABILITY. Nike Legend Trainer Mens Training Shoe combines comfort and durability with a lightweight foam midsole and skin overlays in high-abrasion areas. Flywire technology at the midfoot helps keep your foot locked down, while an outrigger at the outsole helps enhance lateral support. Skin overlay at the heel and toe provide durability. Injected Phylon foam midsole enhances comfort. Flywire technology helps lock your foot in place. Leather at the heel and lateral side enhance support and durability. Rubber outsole pattern is designed for maximum traction.