The Small - 8 oz. Not big, not tiny, but just the right size to accompany a cold drink, to stand out at the pot-luck, surprise your friends up North, or just to munch. Good Choice.
The Tub - 10 oz. Going rockclimbing? Off-roading? Take the tub. Durable, water-resistant, childproof. Be tough. Get the tub.
The 20 oz. Too big for a small bag, too small for a huge bag, enough to be the nice guy who shares.
The Sampler - 16 oz. Eeny meeny miny mo...Can't make up your mind? Throw yourself a party. Try 'em all. Salt, Cajun, BBQ and Old Bay.