5mm Drop - Topo Athletic's highest available drop allows you to access natural running with more under-heel cushioning; Multi-Density Midsole - Allows you to access two levels of cushioning: soft against the foot and firmer/more responsive against the ground; Performance Insoles - Comfortable insoles with long-term resilience and anti-microbial properties; Roomy Toe Box - Anatomical toe box allows toes to spread naturally and comfortably; More Cushioning and Resilience - Proprietary midsole compound which is springier than EVA and offers more rebound over the life of the shoe; Best For: Daily Running, Walking; Stack Height: 38 mm (heel) / 33 mm (forefoot); Weight: 10.9oz (M9)