They are printed onto high grade white 7 year thin vehicle vinyl using UV resistant, water proof inks, the backing is very sticky, each of the 4 separate sheets is 'roughly' contour cut around the edges to make overlapping easy Screenprintdigital is fast becoming the World leaders in model decals, we are a team of top graphic designers and printers who have been in business together for over 30 years. All design and printing is done 'in house' at our premises in the UK by enthusiasts for enthusiasts! ..we are friendly and don't bite, if ever you need advice just drop us a line. We ship World wide daily, anything ordered before 3pm we aim to ship that day. All decals are sent in high quality board backed envelopes and sent first class. Good printing quality and colouring, delivered quickl