Features: Butterfly wings inspired design: Except supporting parts, other parts with hollow out design, super breathable. Cool Shell technology: Cool your feet during running. EVA foam midsole: Provide optimal cushioning and super light weight. Rubber outsole, abrasion resistant. Bump-proof shoes toe, avoid toe bump or abrasion. Arc shoes welt, perfectly fit for heels, reduce friction. Contrast color logo design. Beautiful color scheme, fashionable.