This Product Ships Free. When precision is a must, use this engineer grid pad on our smooth and substantial Freeleaf® paper. The result of many requests from users in the engineering and mathematics fields, this Freeleaf pad is ideal for sketching, drawing or calculating. Each page features an 8 grid-per-inch pattern on the front which provides a guide for accurate drawing or figuring, and full-page ruled on the back for notes. Set of 2 pads, printed on yellow paper with green ink, which is easy on the eyes. Letter size.