Experience the best in boxing and fitness at STC in Waltham! Join us for a 2-week trial and access unlimited group classes, open gym, and more. Choose your path to fitness with our Boxing for Fitness or Boxing for Competition memberships. Elevate your wellness with infrared saunas and more. Meet our certified USA Boxing coaches and join our supportive community. STC Boxing & Fitness, where you'll find home in every punch. Sign up now!