FREE NEXT DAY DELIVERY BUY 2 and GET 2 FREE Just add any 4 posters from my store to to your basket to receive this special offer Our HIGH RESOLUTION posters are printed on photo quality satin 230gsm paper using latest 4800DPI technology. Size options: A4  - 210 x 297mm A3  - 297 x 420mm Please check our other listing for more designs and sizes. All items are sent using Royal Mail . A4 and smaller prints are sent in a secure hardback envelope and A3 prints are sent in solid cardboard tubes . Please allow a few extra working days for the prints to arrive.