Osprey 18L Hikelite Backpack Osprey's Hikelite Series is an unassuming technical pack that is perfect for dayhikes and everyday use.Its well-ventilated AirSpeed backpanel means you won't have to deal with the discomfort of hoisting a sweaty pack onto your back. No matter your daily destination, If you're looking for a simple pack that provides excellent comfort,optimal ventilation and added features like an integrated raincover for less-than-bluebird days, the Hikelite is the right pack for you. Backed byOsprey'sAll Mighty Guarantee, forever. Nylon. Imported.