Buy European King Size Mattresses from Bed SOS the leading stockist of European King Size mattresses. Our European Mattresses are available in various styles and prices. We also have a wide selection of European Mattresses and memory foam mattresses. All our European king size mattresses comply with UK safety regulations and come with the necessary manufacturer’s warranty. As all our mattresses are in stock in the UK we can offer free UK delivery on all our mattresses. Our European king size mattresses arrive carefully packed and fit any standard European King Size bed.