The Brooks Mens Source Tight is the ultimate training partner for your active lifestyle. Crafted with DriLayer® Horsepower fabric, a bluesign®-certified blend of polyester and spandex, these tights deliver unbeatable comfort and breathability during intense workouts. The all-new flat waistband with an internal drawstring provides a secure, adjustable fit, while minimal seaming and smooth fabric texture eliminate chafing. Whether you're pounding the pavement or hitting the trails, the lightweight and semi-compressive design allows for unrestricted movement, keeping you cool and dry. Two convenient drop-in pockets provide ample storage for essentials. Stay focused on your performance goals with the Brooks Mens Source Tight – engineered to move with you every stride of the way. Material: 78% polyester, 22% Spandex DriLayer® Horsepower fabric Design: Minimal seaming for reduced chafing Fit: Semi-compressive with drawstring-adjustable waistband Storage: Two drop-in hip pockets for essentials Functionality: Suitable for cold to moderate temps Sustainability: Bluesign®-certified eco-friendly materials Versatility: Can be worn with or without shorts