Bicycle Union is more than a brand — it’s a platform for BMX. Founded by John Dye of Volt BMX and Union Tapes, it exists to document the scene, support riders, and keep BMX moving forward. Now linking with Pro-Tec to bring that same energy worldwide.

Durable High-Impact Shell: Built with a rugged High-Impact ABS outer shell paired with an EPS liner to absorb shocks and deliver reliable, everyday protection.

Premium Comfort Padding: Heat-sealed, compression-molded pads deliver a secure fit with long-lasting comfort and reduced bulk.

Breathable, All-Day Comfort: Features 11 open vents to keep airflow moving, helping you stay cool whether you’re cruising streets or riding hard at the park.

Trusted & Safe: Triple-certified to meet U.S. CPSC Safety Standard for Bicycle Helmets for Persons Age 5 and Older, ASTM F1447 for Recreational Bicycling or Roller Skating, and ASTM F1492 for Skateboarding and Trick Roller Skating. 

SIZING: XS: 52-54cm | S: 54-56cm | M: 56-68cm | L: 58-60cm | XL: 60-62cm | PRO TIP: We strongly recommend sizing up if your measurements fall at the upper end of a size range. Example: If you measure 54 cm, choose size S. Based on years of customer feedback, the larger size typically offers a better, more comfortable fit.