The 38 x 33 mm platform features a ZipFoam™ midsole for the perfect mix of cushioning, response, and protection underfoot. The rocker design allows for a smooth and comfortable ride. The Vibram® Megagrip outsole features a brand-new design with 4 mm lugs for excellent traction and grip. The upper features a tightly woven mesh for optimal durability and breathability. Our specialty FKT Insole provides a responsive step-in feel, while the closed cell construction allows water to drain quickly. The new gaiter attachment system features a more universal hook and loop attachment at the heel.