Description: 1). Acid-free, and all types of mounts including single, double, multi aperture, 2). The full sheets of mat boards: 30¡±x42¡±, 32¡±x40¡±, 32¡±x44¡±, 32¡±x47¡±, and 40¡±x60¡±, 3). 4 series: common colors(2001-2099), suede series (2111-2120), linen series(2101-2110), grass series (2152-2164), m The full sheets of mat boards: 30¡±x42¡±, 32¡±x40¡±, 32¡±x44¡±, 32¡±x47¡±, and 40¡±x60¡±, 3). 4 series: common colors(2001-2099), suede series (2111-2120), linen series(2101-2110), grass series (2152-2164), metal colors (2171-2188), 4). Thickness: 0.5mm-3.0mm popular thickness: 1.2mm, 1.4mm (4ply), core: super-white core, cream core, black core,
