The Altra Mont Blanc Speed is engineered for speed and superior grip on technical and long-distance trail running. Featuring a dual-density midsole with Altra EGO™ MAX on the edges for comfort and Altra EGO™ PRO in the core for responsiveness, this shoe provides exceptional lightness and energy return. The Vibram® Litebase outsole, combined with Vibram® Megagrip, ensures outstanding traction on both wet and dry surfaces. An integrated, flexible TPU propulsion plate enhances speed and efficiency, while the zero-drop design and spacious FootShape™ toe box promote natural foot movement and stability. Designed for both training and competition, these neutral trail running shoes offer high cushioning and a lightweight feel, weighing approximately 232.5g (8.2 oz) with a 29mm stack height. Key technologies include a breathable, ultralight upper, a stitch-and-turn collar for comfort, and Stoneguard™ for underfoot protection.