Paper Accents Chipboard, 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. Details:White8.5" x 11" sheet size1X heavy 46pt. weight25 sheetsAcid and lignin freeBufferedArchival quality100% recycled paper