UK consumers use around ten billion plastic bags a year and each of these takes 500 years to disintegrate. Still this hasn’t put too many people off using them. Despite the whinging about Anya Hindmarch’s bags and the fact that most people are undeterred in their usage of plastic carrier bags, the We Are What We Do movement, behind the, I’m Not a Plastic Bag’ Bag, are determined to banish our plastic foes.