The Puma Fast-Trac Nitro 2 women's shoes offer a smooth ride and ground contact feel on a variety of terrains. Equally capable on trails, gravel and mixed terrain, this lightweight running shoe is ideal for everyday use. It features a full NITRO upper layer embedded in the ProFoam Lite midsole. The upper features a visually dynamic pattern with durable details and materials. The padded tongue and collar provide comfort, while the toe cap offers drainage and protection from debris. The Fast-Trac Nitro 2 offer an all-terrain solution that allows you to run connected to the ground with protection, while providing innovative value and style for all runners in all four seasons. Features: Nitro infused: Advanced foam technology that provides superior responsiveness and cushioning in a lightweight package Profoamlite: PFL undercoat for durability and the lightest performance in its class with soft protection Rubber sole Pumagrip ATR rubber: Multi-surface, designed for trail and multi-terrain It provides protection from rocks and roots, while protecting a uniquely positioned finger drainage port Fit Cut: The adaptive fit system provides secure support by means of a midfoot wrap. Rip-Stop material: The upper is a breathable ripstop mesh that provides support and just the right amount of stretch