The MT Alpine SYM is the ultimate action and adventure boot crafted with a wool / poly blend to keep your feet warm and dry, with a full-grain leather exterior reinforced with a Sympatex membrane for all-weather protection. This mid-cut boot is equipped with MBT's SensorTechnology, a springy EVA midsole, and breathable PU insole for performance and comfort.Features: Moderate Level 2 Rock medium to strong sole curve and Pivot Axis providing maximum support and increased activation; Genuine full grain leather upper with Gore-Tex membrane; Sympatex Extended Comfort Footwear keeps feet dry and protected by being durably waterproof and breathable and is an engineered system that provides leading climate comfort. It is ideal for a wide range of conditions and outdoor activities.; Collar and shoe tongue are 50% wool/50% water resistant polyester to keep you warm; Leather puller at heel for convenient slip on; Mid cut ankle cover shaft; 2 colors of shoelaces included to customize and fit your style; EVA Midsole; High abrasion rubber outsole for maximum durability; PU insole with good shock absorption and breathability; MBT's patented SensorTechnology backed by nearly 30 years of physiological research absorbs shock and helps you land softly on your heel. The natural cushioning supports your feet no matter what the day holds.; Pivot Axis technology in the midsole mimics the feeling of walking barefoot on sand and instinctively moves you forward. The midfoot curve delivers an efficient stride and propels you with each step.; Say goodbye to shoes that make your feet roll side-to-side now you can walk or run with confidence. The rocker bottom shoe has a curved sole, giving you a stable, smooth toe-off as you take each soft step. It matches your foot's natural movement while offering the same stability as a traditional walking shoe.; High-abrasion rubber outsole and tri-density midsole offer a durable, cushioned ride. The lasting board and engineered shank, devel