Arches Aquarelle is a top quality watercolour paper made from 100% cotton. Traditional mould-made manufacturing techniques make the paper harmonious with a natural grain similar to handmade paper. The cotton fibres are equally distributed throughout the paper block, making it more stable and helping to prevent deformation. The paper itself measures 18 cm by 26 cm with a weight of 300gsm. Unique gelatin stock-sizing techniques are employed that is used on all Arches watercolour blocks, giving the ability to withstand scraping and shows colours at their most vibrant. Each of the 20 sheets included are naturally white and resistant to mould, with no optical brightener additives giving optimal longevity to the surface. The block has been hot pressed with glue on all 4 sides and is supported with a strong backing. - Brand: Arches - Size: 18cm x 26cm - 300gsm - Hot Pressed - 20 sheets - Colour: Natural White - Made from 100% cotton - Natural grain similar to handmade paper - Mould resistant and acid-free for limited aging and increased longevity of the paper