KEEN Men's Clearwater CNX Sandal 100% Textile Made in the USA or Imported Synthetic sole Heel measures approximately 0.75" Platform measures approximately 0.5" Sandal featuring adjustable bungee lacing system, toe guard, and pull-loops at heel and tongue 4mm midsole drop Contoured arch for midfoot support Multi-directional flex groves for natural flexibility and improved ground contact TPU stability shank Aegis Microbe Shield