The Minus33 Merino Wool Women's Base Layer Bottom is a top-rated cowgirl base layer bottom on Amazon. Made from 100% Merino wool, it offers excellent insulation, moisture-wicking, and odor control properties. The flatlock seams prevent chafing, and the elastic waistband ensures a comfortable fit. This base layer bottom is perfect for cold-weather activities, providing both warmth and comfort for cowgirls.