IMat board frame Lignin free and acid free matboard Item no.: M1 Thickness: 2.0mm 2ply Core: cream 1ply Mat board frame We are professional manufacture of mat board ( mathboard, cardboard, pre-cut matboard and matboard calendar) . Our products can be used for matting photos, art and also great for crafts, signs, childrenâ s projects, and school projects. 1. lignin free and acid free matboard 2. dimension 8* 10â 3. Core: cream, white and black 4. Available thickness: 0.8-3.0mm 5. Size: it can be done as per customerâ s needs 6. Bevel cut, reverse bevel cut, v-groove, multi-layers, multi opening 7. Good quality and competitive price