Features of Women's Reebok Zig TEch Work Composite Toe TPU Stabilizer distributes pressure and stabilizes along the whole length of your foot and into your arch Breathable two-tone mesh upper adds extra pop and style MemoryTech Massage 2.0 Footbed adapts to the contours of your foot and provides immediate cushioning Innovative ZigTech outsole disperses energy for enhanced cushioning from heel-strike to toe-off for unparalleled shock absorption Extra wide composite toe reduces weight while maintaining impact protection (meets or exceeds ASTM F2413)