Design: Leather, textile, and synthetic uppers Zonal Primaloft® Insulation package uses a high-quality microfiber thermal insulation system to mimic the warmth-providing properties of down, keeping you warm without retaining water HydroGuard Wrap provides a splash and puddle guard around the shoe and over the toe, resulting in a reliable, comfortable, breathable waterproofing system In-Shoe Comfort: Single-density OrthoLite® sockliner and UltraCush EVA midsole with a TPU heel cradle allows air to circulate, helping move moisture away to provide a drier, healthier environment inside your shoe Durability & Traction: Aggressive UltraRange EXO lug pattern is ready for variable terrain and street performance Toe picking treads and a higher toe bumper provide grip and protection