Acid-free, 150 lb. heavy-weight paper, ideal for drawing comic strips like a pro. Sheets are extra white for color contrast and have pre-printed non-repro blue lines to assist with art layout. The paper has a smooth texture that is ideal for scanning, is extremely resistant to scraping and holds up well with abrasive erasing. Sheets are industry-standard sized 5" x 17". Instructions on how to draw comics are also included.