Fulfillment by Amazon (FBA) is a service we offer sellers that lets them store their products in Amazon's fulfillment centers, and we directly pack, ship, and provide customer service for these products. Something we hope you'll especially enjoy: FBA items qualify for FREE Shipping and Amazon Prime.If you're a seller, Fulfillment by Amazon can help you grow your business. Learn more about the program. Strathmore 300 Series papers are designed for quick studies and practice of techniques, as well as final artwork by beginning or student artists. The Strathmore 300 Series Sketch pad features: - Heavy chipboard backing. -Durable binding: + Spiral bound pads feature micro-perforated sheets. + Glue bound pads feature sheets that tear out cleanly. - True-to-size sheets. - Fine tooth surface ideal for use with dry media. - Acid free paper ensures the longevity of your art. Strathmore 300 Series Sketch Pad has a light weight sketch paper of 50 lb basis weight with a fine tooth surface perfect for classroom experimentation, practice of techniques or quick studies with any dry media. Pad with wire bound top measures 11 x 14 inches and contains 100 micro-perforated, acid-free sheets.