Tracing Pad 25lb. Acid Free This is an extremely transparent, very durable tracing paper. Excellent for doing overlays, sketches and drawings in the classroom or studio. Perfect for use with pencil, ink, pen, or marker. 50 sheets per pad.  Ideal for design, smooth and translucent and resistant to scraping.  9 x 12" / 22.9 x 30.5 cm