Our classic Black Hole MLC bag is a burly, soft-sided 45-liter suitcase with enough room for world travel and convertible backpack straps for comfy load carrying; made with 100% recycled body fabric, lining and webbing, plus a 100% recycled TPU-film laminate. Meets most carry-on requirements. Made in a Fair Trade Certified factory. | Patagonia Black Hole MLC Convertible Carry On Backpack 45L in Weathered Stone - Outdoor Backpacks & Daypacks