Product Description : Strathmore 400 Series Bristol, 2-Ply Smooth, 18"X24" Tape Bound, 15 Sheets St475-18 Features: -Bristol Pad. -A High Quality Multi Ply Bristol Available In Two Surfaces And Finishes. -Smooth Finish Is Excellent For Fine Line Drawings Using Pen & Ink Or Marker. -Vellum Finish Is Excellent For Pencil, Charcoal And Pastel, As Well As Airbrush And Light Washes. -400 Series Collection. Country Of Manufacture: -United States. Product Type: -Canvas Panels. Dimensions: Overall Height - Top To Bottom: -18". Overall Width - Side To Side: -24". Overall Product Weight: -1 Lbs. This Item Is Manufactured In United States. California Prop 65 Warning : This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information visit to the website.