Paper Accents Extra Heavy chipboard is a heavy, 50pt board that can be used for a variety of projects. Use for card making and rubber stamp projects, to make your own albums and frames, or cut out unique shapes for scrapbooking and other projects. This chipboard is lignin-free, buffered, acid-free and archival quality. 8.5"x 11" White- 100% Recycled paper.Paper Accents Extra Heavy chipboard is a heavy, 50pt board that can be used for a variety of projects. Use for card making and rubber stamp projects, to make your own albums and frames, or cut out unique shapes for scrapbooking and other projects. This chipboard is lignin-free, buffered, acid-free and archival quality. 8.5"x 11" White- 100% Recycled paper.