Men&';s Burton Synthetic Midweight Base Layer Pants The Men&';s Burton Synthetic Midweight Base Layer Pants are a warm, technical first layer built for long days on the mountain. The 230gsm recycled polyester stretch jersey has a slim, next-to-skin fit with four-way stretch for unrestricted movement and easy layering under snow pants. HeiQ Smart Temp(TM) helps regulate body temperature as conditions and activity levels change, while HeiQ Fresh(TM) provides odor control. Quick-drying, breathable performance and a moisture-wicking waistband help keep you comfortable throughout the day. Details Material: 92% recycled polyester, 8% spandex Fabric: 230gsm midweight peached jersey Fit: Slim fit designed for performance layering Waist: Next-to-skin moisture-wicking elastic waistband Pockets: Left-side drop-in thigh pocket Stretch: Four-way stretch with Stretch 360Adeg for unrestricted mobility Temperature Regulation: HeiQ Smart Temp(TM) technology helps regulate body temperature Odor Control: HeiQ Fresh(TM) silver-free odor-control technology Performance: Quick-drying, highly breathable and moisture-wicking Seams: Chafe-free Softlock seams with double-needle stitching Mobility: Crotch gusset for added freedom of movement Features: Woven logo and locker loop Sustainability: BluesignA(R) approved product Warranty: Limited Lifetime Warranty