Introducing our premium stone paper sketchpads, tailor-made for the versatile artist. Dive into both wet and dry mediums effortlessly on its unique, 200 micron (equivalent to 240gsm) thick stone paper sheets, which are completely waterproof, ensuring zero bleed-through every time. Encased in a sophisticated black vegan leather cover, these sketchpads stands out with the thickest paper in our collection. Whether you're mastering charcoal techniques or layering vibrant watercolors, trust in our sketchbooks to deliver unparalleled quality without any bleed-through concerns. Specifications A3, A4 & A5 sizes A3: 30 perforated sheets A4: 40 perforated sheets A5: 40 perforated sheets 200-micron thick paper (equivalent to 240gsm) Paper made from recycled stone Waterproof and tear-resistant pages Softcover vegan leather Thread bound to lay completely flat No bleed-through of ink through paper Suitable for wet and dry mediums