Great for designing, drawing and pattern-making, this smooth surface texture paper is divided with non-reproducible blue lines that make for easy measuring. Each glue-bound pad contains 50 sheets of 19lb (75gsm), acid-free paper. Details: Available in multiple sizes 19 lb/75 gsm 50 sheets NON-REPRODUCIBLE GRID: Divided with non-reproducible blue lines in 1" increments with thinner lines in quarter inch increments forming 4 blocks per square inch DESIGNED FOR PROFESSIONAL AND PERSONAL USE: Bienfang grid paper is popular with draftspeople and graphic artists SMOOTH SURFACE PAPER: Great for designing, drawing and pattern-making A MULTITUDE OF USES: Works best for concept sketches, designing, drafting, and pattern making Glue-bound pad Acid free Paper