double mat board for picture frame

mat board( pre-cut mat board, mat board) , single , double matboardprofesssional manufacture with many years of experiencesa wide vareity of colors and surfacesOur specs:size: 30*42" , core: white, black, cream,thickness: 1-3 mmbevel cut: 38,43,45 degree , die cutsuitable for frame shop, school, musume projects and so on
double mat board for picture frame