Winsor & Newton Professional Watercolour Paper is crafted in Italy by fine art paper-making experts. Made on a traditional cylinder mould, it offers the highest quality surface for smooth, even washes, preserving lustre and transparency of colour. The fibres are internally and externally sized for optimal absorbency and extreme strength and to prevent the paper from warping. This paper is acid-free. This paper offers a bright natural whiteness of archival quality, that does not yellow or degrade over time. Ideal for use with watercolour, gouache and ink as well as watercolour pencils and watercolour markers. Available in pads with 20 sheets of watercolour paper with a weight of 300 g/m², artist quality, 100% cotton, traditionally made in Italy on a round sieve machine. Grammage: available in 3 different grammages: fine grain, coarse grain and satin finish. Made in Europe - made in Italy by experienced paper makers from a blend of cotton and cellulose fibres.