Always be ready with the TYR Alliance 45L Backpack. A new twist on an old classic, the Alliance 45L Backpack is packed with state-of-the-art features engineered for athletes on the go. With a cutting-edge space saving design, the 2,746-cubic inch (45 liter) maximizes storage without the bulk. In addition to contour shaped padding for ideal ergonomics and lumbar comfort, the new design also includes multiple front and side pockets, expandable mesh pockets for separating wet and dry items, spring hooks for wet suits, a mesh water bottle pocket, adjustable padded shoulder straps and a protective storage space for large electronics. The TYR Alliance 45L Backpack is designed with fabric technology to ensure a lightweight feel and durable, water resistant construction. All zippered packets are equipped with pull tab leash for easy access. The backpacks waist and sternum straps provide added stability when packing bag on your back and are equipped with squeeze-style" side release buckles for easy adjustment and donning/doffing. The backpack measures (H x W x D) 20" x 13.5" x 10.5" (51 cm x 34 cm x 27 cm) and is available in multiple colors.