Men’s Merino Wool Thermal Tops

Your go-to Merino wool tops for any season, Mason William Merino thermal tops are perfect as a single layer or lightweight base layer for sports, outdoor adventures, or everyday wear. Made from premium Australian Merino wool, they are temperature-regulating, breathable, quick-drying, machine-washable, and odor-resistant. Stylish, practical, and high-performing, these tops keep you comfortable and confident all year round.