Patagonia Black Hole Waist Pack 2L Balkan Blue One large main compartment that opens & closes with zip-flap Stretch water-bottle pockets Highly breathable mesh lumbar panel for carrying comfort Compression straps keep the load close to body 305 g (10.75 oz) Light & strong polyester ripstop with highly weather-resistant TPU-film laminate & a DWR (durable water repellent) finish Description by Cameron