Here's what other sites are saying:
CLOSEOUTS . An excellent thermal base layer in a midweight fabric, Komperdell's BC-Flex bottoms excel in any cool- or cold-weather sport. The fabric blend stretches with you, neutralizes odor, and features a soft brushed interior that warms and regulates moisture for fast drying. Available Colors: BLACK. Sizes: XS, S, M, L, XL, 2XL.
- Sierra Trading Post refers to the men's version
The soft and comfortable BC-Flex Long Underwear Bottoms will keep your legs warm and feeling strong during long days in the snow and cold.
- REI refers to the men's version