Suit up in climate-controlled comfort. These men's Burton Heavyweight X Base Layer Pants will keep you warm even the coldest days on the mountain require, with highly breathable, heavyweight fleece. Keep your phone in the stash pocket for easy access, while four-way stretch fabric gives you flex on the hill. They have a stink-resistant finish, so you can get after a pow-day and still have friends when you leave.   FEATURES: Heavyweight 300 Living Lining provides consistent temperature regulation without adding bulk or weight. Four-way stretch fabrication for enhanced mobility. Quick drying and highly breathable. Chafe-free softlock seams for added comfort.