Topo Athletic Working Out ST-5 Minimalist Shoes - Men's Black/Charcoal 12.5 US. With the newly refreshed ST-5 Topo Athletic added a ZipFoam midsole and lowered the zero drop platform to just 14 mm for a close-to-barefoot experience with just enough cushioning to keep you comfortable. The sleek upper features a recycled mesh and delivers a secure well-ventilated fit. If you prefer a minimal underfoot experience for everything from running to gym work to casual wear look no further than the Topo Athletic ST-5. Specifications for Topo Athletic Working Out ST-5 Minimalist Shoes - Men's: Manufacturer: Topo Athletic Gender: Male Age Group: Adults Men's Shoe Width: Medium Heel Height: 14 mm Shoe Height: Mid Footwear Type: Shoes Activity: Running Activity/Occasion: Daily Activity Fabric/Material: Recycled Mesh Insole Material: Ortholite Seasonal/Temperature Use: Summer Weight: 6.6 oz Fire Resistant: No Lining Material: Polyester Outsole Material: Rubber Midsole Material: Zipfoam Last Chance: Yes Features of Topo Athletic ST-5 Running Shoes - Men's Completely neutral drop for the most natural running experience. Lightweight Breathable Materials For a '2nd Skin' fit and feel. Ortholite Footbed 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. Package Contents: Topo Athletic Working Out ST-5 Minimalist Shoes - Men's Topo Athletic M071-125-BLKCHA: Working Out ST-5 Minimalist Shoes - Men's Black/Charcoal 12.5 US