You may be bringing a backpack as well, so combine the two and pick up one of these: http://www.amazon.com/Olive-Drab-Backpack-Stool-Combination/dp/B0014LWQK6/ref=sr_1_12?ie=UTF8&qid=1409090811&sr=8-12&keywords=backpack+chair
Not endorsing it, that's just the first one I found. There's a lot of similar items.