Akona Executive Diver Carry-On Computer & Regulator Bag Makes a Wonderful Carry-on Bag, fits under the seat or in the overhead compartment on airplanes Heavy Duty Bronze YKK #5 Zipper is rust and corrosion proof providing strength and protection form rugged environments Main compartment stores clothing or two full regulator sets including octos and gauges Middle compartment has a padded sleeve for your laptop as well as mesh pockets for accessories Main material is constructed or durable 300D Poly/Ramie blended fabric with PVC laminate backing