Story Moisture-wicking base layer for cold weather adventures Built with a blend of odor-resistant and breathable merino wool, the Brighton Base Layer collection was designed for keeping you warm and dry no matter how extreme your adventure gets. With a seamless design and comfortable stretch, the Brighton Base Layer is perfect for wicking away moisture and keeping the heat in during cold runs. Features No-itch merino wool base layer wicks moisture and regulates temperature Can be worn on its own or as a base layer under a shell Merino’s natural properties are breathable and odor-resistant Seamless construction prevents irritation or chafing Stays warm even when wet Materials 52% merino wool, 28% nylon, 20% polyester Sizing The Brighton Base Layer has a regular fit that’s true to size, take your normal size For the best personal fit, compare the measurements of your favorite hoodie to the garment measurements below Garment Measurements S M L XL Chest 32¼ 34½ 37 39½ Body Length 26¾ 27½ 28½ 29 Sleeve 29 30 30¾ 31½ All measurements in inches. Care Machine wash Hang dry About Tracksmith The runner is a peculiar beast. Trading a warm bed for the morning chill while most others hit ‘snooze’ requires passion, self-discipline, and a desire to push personal limits. Tracksmith is a premium running wear brand dedicated to those out there putting in miles every day—because a real runner knows there’s no such thing as the off-season.