Black Hole Mini MLC - BlackPatagonia Black Hole Mini MLC Black A smaller version of the iconic 45 litre Black Hole MLC, the 30 litre Mini MLC is also built with recycled materials and a recycled TPU laminate. This travel savvy, soft sided backpack has tuck away shoulder straps, plus a quick stash padded hip belt that doubles as a shoulder strap. For use as a duffel bag or briefcase, tuck away all the straps and carry with one of the grab handles. The Mini MLC has plenty of room