Topo Athletic Specter 2 Road-Running Shoes - Women。Topo Athletic London Specter 2 Mens Size 12 US Riad Running Shoes White Red. New in box. A Limited Edition London Special - A high-performance Road Running Shoe, a max-cushioned trainer designed for up-tempo, long-distance running. The 37 x 32 mm platform features an additional 2 mm of cushioning for even more comfort. The new lightweight, full Pebax Powered* midsole delivers even more energy return for a fast and responsive ride. Strategically placed rubber on the outsole offers excellent durability and traction in high abrasion areas. The recycled mesh upper provides a secure, lightweight fit with optimal breathability.