DESC: Dual level compartment organization Upper top-access for dry items Lower cooler section for keep-cold items as well as wet storage. Secure internal valuables zippered pocket Integrated changing pad with quick-stow pocket On-strap cell phone holder Front organizer pocket Side compression straps External water bottle holder ID Card holder Wide-range strap adjustment (shoulder and waist belt) for Moms and Dads Available in colors: Gray/Sunrise. Materials: Nylon and Cordura. Dimensions: 18.5" H x 6.5" D x 11.5" L Cooler compartment - 11" H x 6" D x 6" L.