The Patagonia Ascensionist 35 liter backpack is a well thought out pack with an internal frame and very lightweight. It’s designed for fast alpine style ascents, cragging days or ski mountaineering. The Ascensionist 35 is tailored for the hiker, climber or mountaineer with all the features you need, with nothing that you don't. Very lightweight and sturdy thanks to the internal and removable frame plus hip straps with gear loops. Normal wear and tear and all original parts.