The second release in the Bobby Heaters Studio Series.
Designed in collaboration with 44 Pro, USA celebrates classic American baseball style through premium materials, custom details, and collectible design.
An American Classic.
Studio Series // Vol. 1: 44 Pro "Cali"
Congratulations to Chris K. from Illinois on winning the 44 Pro "Cali" glove.
Inspired by California's surf, skate, and beach culture, 44 Pro "Cali" captures the freedom, creativity, and color that define life beyond the ballpark. This exclusive Studio Series collaboration celebrates the moments between the games that become part of every player's story.
Every detail—from the custom buckle to the matching glove—was created in collaboration with 44 Pro to form a coordinated collectible release inspired by the California lifestyle.
Only 10 belts will be offered. Every purchase receives 5 sweepstakes entries for the opportunity to win the matching custom 44 Pro glove.*
FEATURES
- Studio Series Exclusive — Created exclusively for Studio Series // Vol. 1.
- Standard Sizing — Comfortably fits waist sizes from 30"–44".
- Performance Stretch — Flexible comfort built for every inning.
- Micro-Adjust Fit — Dial in your perfect fit without traditional belt holes.
- Lightweight Polymer Buckle — Durable performance with everyday comfort.
- Custom Hardware — Exclusive color-matched buckle, keeper, and Studio Series detailing.
- Made for the Game — Designed to perform on the field and stand out everywhere else.
*See Official Rules.
Studio Series is Bobby Heaters’ premium collaboration platform, created to celebrate the people, brands, and creativity shaping modern baseball culture. Each volume features an exclusive design partner, limited production, and a story that cannot be repeated. Once they’re gone, they’re gone.
ABOUT THE COLLAB
TWO BRANDS BUILT ON SELF-EXPRESSION.
Bobby Heaters transformed one of baseball’s most overlooked pieces of equipment into a canvas for creativity. 44 Pro did the same for custom gloves. Together, we created a limited-edition collection celebrating players who believe the details matter.
WIN THE MATCHING MASTERPIECE
Only 10 belts will be offered.
Every qualifying purchase receives 5 sweepstakes entries for the opportunity to win the matching custom 44 Pro glove.
No purchase necessary. Open to legal U.S. residents, 18+. Void where prohibited. Purchase does not increase the maximum number of entries available. See Official Rules for eligibility, entry limits, free entry method, prize details, deadlines, and complete terms.