Cattery Cat Litter by Michael | Dec 2, 2011 | Catseye Cattery Shop Cat Litter Don’t forget to top-up with cat litter over the festive period! Our popular 30L Wood Based Litter is still ONLY 2 for £16 ( which is cheaper than a big pet store chain! ) Delivery charge is FREE to most EH postcodes if your order 4 bags or more!