The Transition Backpack is designed for triathlon gear, multiple storage compartments and pockets including: two large internal mesh shoe pockets for running shoes & cycling shoes, a large Outside Mesh Pocket for gear & accessories and an external helmet pocket that features safety clips & bungee. A 5" expandable mesh bottom can accommodate a wetsuit and soiled race gear. A dual-zip main compartment can be fully opened to provide quick and easy access, while two external mesh water bottle pockets keep hydration at your fingertips. Two padded side pockets allow for additional storage. Does not include a removable Waterproof Bag. Note: black mark on front of bag. See picture Dimensions: 13W" × 19H" × 12D"