Fighters Club Shirt by Undercard Art – Men’s Boxing Tee, Combat Sports Gym Shirt, Fighter Lifestyle Apparel

Step into the ring with confidence in the Fighters Club by Undercard Art men’s tee — a bold, gritty design built for those who live and breathe combat sports. Perfect for boxing, MMA, Muay Thai, or anyone taking on life with a fighter’s mindset.

Featuring a clean, modern design and printed on a premium fitted tee, this shirt blends Undercard Art’s signature style with that raw, underground gym energy. Durable, comfortable, and made to move, it’s the perfect everyday shirt for training sessions, rest days, or repping your fighter identity outside the gym.

Great for:
• Boxers & fighters
• MMA athletes
• Gym warriors
• Combat sports fans
• Anyone who lives the fighter lifestyle

Join the club — Fighters Club. Undercard Art. Built for warriors.

• 100% combed ring-spun cotton
• Heather Grey is 90% cotton, 10% polyester
• Fabric weight: 4.3 oz/yd² (145.8 g/m²)
• 32 singles
• Pre-shrunk
• Blank product sourced from Honduras, Nicaragua, Mexico, or Cambodia

Size guide