A3 Medium Weight Cartridge Paper Pad - 140gsm, 30 sheets - by Zieler | 09290030 , The A3 medium weight cartridge pad by Zieler contains 30 smooth, 140 gsm sheets of soft white paper ideal for all types of drawing and sketching. Suitable for a wide range of uses including drawing in pencils, ink, graphite, charcoals and pastels. Can be used for light painting. Medium weight, smooth yet firm texture will help withstand more demanding uses such as scraping of pen nib or multiple erasures. Each sheet is gum-bound at the top of the pad to that each page is secure, yet easy to remove cleanly if desired. A3 size - 297 x 420mm 140 gsm, 30 sheets Acid free Also available in A4 size. , Dimensions (mm) = 420 x 300 x 10