Patagonia Black Hole backpack - 25L size. Backpack has been used ~3 times, in like-new condition with no flaws. This model no longer available on the Patagonia website. Many pockets, including interior padded laptop pocket, water bottle pockets on the side. Rain resistant, super durable! Weight: 650 g (1 lbs 6.9 oz) Size: 22" x 10.5" x 5.5" Volume: 25L (1526 cu in)