Grind And Never Give Up! Ready to train like a fighter with real fighters? We offer boxing for all ages and experience levels - kids, teens, and adults, from complete beginners to advanced athletes. Classes focus on boxing fundamentals, conditioning and skill development, while also building confidence and discipline along the way. Our coaches set us apart. They're not just instructors - they're real fighters and seasoned trainers who know the sport from the inside out. You'll get authentic instruction and the kind of motivation that only comes from those who live boxing every day. Whether you prefer guided classes or training independently, our facility is set up for both. With professional coaching and space to push yourself, G.A.N.G. UP is the place to learn, grow, and train like a fighter in an environment built on community and energy. G.A.N.G. Up Boxing Gym is located at 51 Astor Place, right in the heart of Union Square, the Lower East Side, and the Village. Our central location and extended hours makes it easy to train whether you're heading to work, school, or home. Booking is required to be able to participate in the activities.