As packable rucksacks go, we can attest to the fact that the In and Out is up there with the best. Extremely packable, its also feature rich with compression straps, tool loops and a water bottle pocket. Produced in a durable but weight saving 100D CORDURA mini ripstop its excellent for travels, stow it away in your bigger pack until you need it and the 19 litres of capacity will give you all your carrying needs for a day out and about.