Designed for winter comfort and performance, the Women’s Tec Layer Thermal Bottom delivers dependable warmth without restricting movement. Made from a premium 280 gsm polyester-spandex blend with 4-way stretch, it offers a fitted feel that stays comfortably in place while wicking moisture during active use. The ankle-length design provides full coverage under boots and outerwear, while the yoga-style waistband ensures a smooth, pressure-free fit. Finished with flatlock seams and an antimicrobial treatment to reduce odor, this base layer is built for all-day comfort on every cold-weather adventure. Comfort & Mobility 4-way stretch fabric. Comfortable yoga-style waistband. Materials & Construction Antimicrobial treatment to help reduce odor.