1,680 denier ballistic polyester Zippered main compartment Interior organization pockets Side snaps allow bag to expand or contract to fit travel needs Dimensions: 7'h x 8.5'w x 4.5'd; Approx. 267.75 cubic inches (extended), 5'h x 8.5'w x 4.5'd; (snapped) Note: Bags not intended for use by children 12 and under.