Pack of 100 sheets of qtr imperial (28x38cm | 11x15") 300gsm grey tinted BockingfordBockingford Watercolour paper is one of the UK"s most popular and our best selling watercolour paper, which is not surprising when you consider it offers superb quality at a great price.Bockingford is mould-made, wood free, internally sized, acid free to archival standards, trimmed on all four edges, rotary cut and calcium carbonate buffered.It is a firm favourite with professional and amateur artists alike.Bockingford Watercolour paper is available in NOT and Extra Rough surfaces, with the NOT surface paper also being available in several tints useful to watercolour painters.