Winsor & Newton Professional Linen Canvas Traditional 30inch x 24inch Box of 5Our range of Winsor & Newton Professional linen canvases feature a beautifully smooth and durable surface that is flawless for oil and acrylic painting. The quality linen material has a weight of 390gsm which is both acid free and archival helping to reduce the yellowing that can occur over time whilst also preventing the linen fibres from degrading and damaging your artwork. The linen strands are tightly woven for a more balanced and even texture