Nifty Notion Jigsaw Foundation Sheets, 100 Sheets 100 Sheets, 8.5" x 11" Jigsaw Foundation Sheets Printer safe sheets for quick and easy block pattern printing. Lightweight, adding little to no bulk to your quilt blocks. Printing will remain, making block assembly a snap. Helps maintain block shape and supports quilting. NO MORE tearing out paper and NO MORE compromised seams.