Topo Athletic Vista Trail Running Shoes - Women's Black/Mint 8.0 US. The 38 x 33 mm platform features a ZipFoamTM 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. Topo Athletic 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. Specifications for Topo Athletic Vista Trail Running Shoes - Women's: Manufacturer: Topo Athletic Gender: Female Age Group: Adults Heel Height: 38 mm Boot Style: Trail Running Shoes Activity: Running Weight: 9 oz Seasonal/Temperature Use: Winter Insole Material: FKT Outsole Material: Vibram Megagrip Midsole Material: Zipfoam Stack Height: 33mm Package Contents: Topo Athletic Vista Trail Running Shoes - Women's Topo Athletic W088-080-BLKMNT: Vista Trail Running Shoes - Women's Black/Mint 8.0 US