Red Osprey Switch 26 backpack with hydration system #hiking #outdoors #discontinued #2000s Height 22 in x width 12 inches x 8 inches Will work as a carryon as long as it is not overstuffed. The height is right at the limit. Weight approx. 3.2 pounds, Like new condition, used only once or twice. Osprey changed material in 2022. This backpack is pre-2022. Highly sought after. The Osprey Switch 26 is a classic, highly durable technical daypack primarily designed for skiing, snowboarding, and general hiking. The Switch 26 is widely praised by outdoor enthusiasts as a go-to sidecountry and day-touring pack. Similar backpacks from Osprey cost $185 - 220