Our widely popular Greyboard card sheets are made from 100% recycled card & paper fibres. We supply it in sizes ranging from A5 to SRA1 & in two thicknesses, 1000 micron & 1500 micron. This hardy material is used in all manner of applications from architect model making to backings for prints & picture frames. If you're in need of a specific size, send us an email sales@economyofbrighton.co.uk & we'll see what we can do.