The ultimate training shoe is New Balance’s 857, designed for maximum stability. The all-black leather version is made with Rollbar® technology to control pronation and an external heel counter and full EVA Strobel board for additional stability. C-CAP® and N-ERGY® in the midsole provide support and cushioning. The non-marking outsole is made of a slip-resistant compound, making it suitable for service work. MX-001 last. Men’s sizes 6½–12, 13, 14, 15, 16, 17, 18 in 4E and 6E.