These promote Ashes & Sparks, Clean Cornwall and Surfers Against Sewage.
First off you get a tang that you're not sure if is good or not, the vinegar here is quite sour. But after a couple of mouthfuls I am actually really enjoying them.
Sure the vinegar is intense, so you have to really be wanting salt and vinegar, but if that's what you're craving - it hits the spot.
The potato is great and the crunch is awesome. Some crisps have some skin on and they seem like a pretty natural crisp.