Union Heather Amphibian Boxer New sternum strap system provides

New sternum strap system provides a comfortable fit for both men and women

Center Back Length: 38" inch

The technical stretch fabric and Polartec Fresh Face liner keep you cool and odor-free

Tire Bead: Wire

Mounts to top tube with Velcro straps

Union Heather Amphibian Boxer New sternum strap system providesBuilt to move from street to saltwater, the Union Heather Amphibian 20" delivers fast comfort. SURFSILK Amphibian heather stretch woven with 4 way stretch rides smooth inside and dries fast outside. Regular 20" fit with fixed waist and belt loops. Side pockets, rear welt pockets, and side key bungie secure essentials. Made with REPREVE fibers. Featured here in the Riviera colorway. SURFSILK Amphibian heather stretch woven blend fabric with 4 way