If you are cool of having stickers with high quality prints, there is only one company that you can trust “Sticker Market”. Sticker Market is one of the best stickers printing company in UK. They offer free shipping and you can also get big discount if submit a feedback or testimonial about their services.
At first, I have a doubt if the stickers that they produce are a high quality one because of its very affordable price. But then I was wrong, even now its four months, the stickers are still glossy and it looks new.