Keen Commuter Biking Sandals Excellent, Like-New Condition Size 8 Waterproof Features: Full-length SPD-compatible plates and thermoplastic urethane cleat tap plates Polyester webbing uppers are lined with hydrophobic mesh for comfort and fit, and fast drying and durability under heavy water usage Linings and foodbeds are treated with AEGIS Microbe Shield® to help control odors Uppers are laced with elastic cord, secure with quicklocks and feature a rip-and-stick instep strap for a secure fit; 3M reflective pull loops facilitate easy on and off Patented toe guards protect feet for hiking and biking Removable EVA footbeds provide cushioning Nonmarking carbon rubber outsoles offer durability; knife-cut siping delivers reliable traction on wet surfaces