The Hurlock Bros. Co. has been manufacturing matboard for 100 years, giving them the experience to make the finest quality matboard. Hurlock Matboard offers a 4-ply papermat that is neutral pH throughout, including the solid colored lining paper and backing papers. This sheet of mat board has a richly colored front surface, a white core and a cream backing. Each sheet of Hurlock Matboard is measures 32" x 40". In order to prevent damage during transit each matboard order must contain at least 12 sheets of mat board in order to fill the reinforced box. Feel free to mix and match colors to suit your art supply needs.