Sorry if this is already listed but I couldn't see it. If you go to https://www.beamingbaby.co.uk/ you can get two free eco disposable nappies. I did it and got mine less than a week later. You don't have to give any credit card details and you can choose the size and from three different brands. It's only two nappies but free is free! The link to the offer is currently on the main page of the website - Free Nappy Trial - but if they move that, you can find it by searching on the site for 'Free Nappy'.