Saunders Waterford High White 300gsm 310 x 230 mm (12 "x 9") 20 Sheets Rough Made in the Englang, this premium quality, 100% rag (cotton) Paper Promises To Deliver The Best Results Every Time. The high white is brighter than other papers, enhancing the vibrancy of your artwork. This paper is acid free Rough surface and colour stable. Each block consists of 20 sheets of 300gsm (140lb) watercolour paper and is glued on four edges to eliminate the need for stretching and avoids cockling. 'Size = 12 "x 9" (310 x 230 mm)