Osprey ultralight stuff pack we told this new pack to get stuffed and thats exactly what it did bringing you our new and highly innovative ultralight stuff pack within seconds the lightweight backpack can be stuffed away into its own carry case no larger than the size of an apple built with a deluxe airmesh harness the backpack offers a comfortable carry unusual for a compressible pack of this size fully waterproof coated fabric and seams mean you wont get caught out in the event of a