TOPS Engineering Computation Pad, 8-1/2" x 11", Glue Top, 5 x 5 Graph Rule on Back, Green Tint Paper, 3-Hole Punched, 100 Sheets (35500) SEE GRIDLINES CLEARLY: TOPS Engineering Computation Pads have crisp 5x5 cross-section lines that show through with remarkable clarity; perfect for professionals and students SMOOTH, DURABLE SURFACE: High quality engineering paper provides an ideal weight and smoothness; your pencil will glide across the page PRECISION-PRINTED FOR ACCURACY: Your margin lines won't stray around the page; headers align perfectly, page after page PRECISION-PRINTED FOR ACCURACY: Your margin lines won't stray around the page; headers align perfectly, page after page AN EXCELLENT VALUE: Get 100 three-hole punched 8-1/2" x 11" sheets in a handy glue-top pad with cardboard back