Ampad White Quad-Ruled Double Sheet Writing Pads 8-1/2" x 11-3/4" features 100-sheets of premium grade 15 Lb paper with blue graph ruling on both sides. Includes twice the number of sheets found in ordinary pads. Paper is micro perforated for easy sheet removal. Pad includes extra thick 80-point chipboard backer for added support. SFI Certified.