No knows what the weather will wield on your way up the mountain, but we do know the Adidas Terrex Men's Xperior Hybrid PRIMEKNIT CLIMAPROOF+ Pants are the best defense against wind, water, snow, and all of winter's worst with stormproof protection and material made for dynamic movement. With sealed seams for extra protection and zippered thigh vents for comfort when you need, no trail will be left untouched.