Colour: Black, White
From Amazon
Jumbo Square & Chunky Black Cloth Sketchbook - 25 X 25 cm - 140 GSM All-Media Cartridge White Paper - 95 Square Sheets Ideal for Pencils, Pens, Light Washes
Aldridge Crafts
Seawhite Jumbo Square & Chunky Sketchbook 250x250