Featuring high Quality Leather for a premium look and feel, STI Energy foam midsole for shock absorption, and a 400NBS clear double cup outsole for perfect flex and extra style points. The Synthetic upper keeps the SILO lightweight, breathable and anchored to the innovation that éS has pioneered for over 25 years of premium shoe making. Inspired by éS heritage. High quality breathable mesh. STI Energy Foam midsole for supreme comfort. 400 NBS rubber Double cup construction. Iconic 90’s éS branding and coloring. Game changer. Suede/Mesh.