The Black Hole MLC Wheelie can be used as a rolling duffel bag in transit or a backpack when the road runs out. Carry-on sized, this travel-savvy wheeled bag meets the stricter requirements of smaller aircraft, has easy-access storage, and is made with recycled materials that brush off light weather and scuffs. Made in a Fair Trade Certified factory. Features: Made with Recycled Fabric and Carry-On Sized - Built with recycled materials and a recycled TPU-film laminate; size meets the tighter carry-on requirements of most smaller aircraft. Two Carrying Options - Robust wheels, telescoping handle and tuck-away shoulder straps let you use this as a wheeled duffel; or use it as a backpack by hiding the handle in the zippered compartment, then taking out the shoulder straps and clipping them in. Field-Repairable Oversized Wheels - Backup wheel axles are included and allow for on-the-go fixes (spare axles are stored in the frame). Front Stash Pocket - External front stash pocket holds small items and keeps valuables close at hand. Internal Mesh Pockets - Internal mesh pockets keep gear organized. Supporting the People Who Made This Product - Made in a Fair Trade Certified factory, which means the people who made this product earned a premium for their labor. Body: 8.7-oz 300-denier 100% postconsumer recycled polyester ripstop with a postindustrial recycled TPU-film laminate. Lining: 3-oz 200-denier 100% recycled polyester plain weave with a PU coating. Shoulder straps: 8.3-oz 100% recycled polyester airmesh.