The Transition Bag holds everything you need on race day yet is compact enough that you won't feel like you're setting off on an expedition. The large insulated bottom section separates wet gear from the main compartment. Two expandable side water bottle holders and four smaller zipped pockets for essential items. Fully loaded this bag fits all airline carry-on requirements. Top compartment 32L / bottom wet compartment 12L The bag measures approximately 22" x 14" x 8" KEY FEATURES SPACIOUS, ORGANIZED INTERIOR STRETCH HELMET SLOT MICRO-FIBER POCKET REFLECTIVE PIPING PADDED, ADJUSTABLE SHOULDER STRAPS WET GEAR COMPARTMENT LARGE MESH SIDE POCKETS PADDED BACK FOR SUPPORT PADDED BACK FOR SUPPORT