Breathable antimicrobial mesh upper with rubber sole. Signature speed-lacing system lets your foot slip in and out with ease. Speedboard transforms energy generated upon landing into forward motion. Molded heel provides a snug, secure fit. Zero-Gravity foam and CloudTec in the outsole provide soft, cushioned landings. Total recycled content: 5%. Please note this style runs small, consider ordering a half size up. *Gently used