This Art Spectrum paper is:

300gsm
15 sheet count
A3
Rough
100% cotton artists’ quality Watercolour Paper with an exceptional surface
Acid Free which equates to it being above 7pH on the pH scale
Archival Quality being a Museum grade
Chlorine Free making it environmentally friendly
Contains zero Whitening Agents (OBA’s)
Made with traditional methods using Cylinder Moulds
Vegan friendly as the process of plant sizing is used internally and finished with a synthetic Tub Sizing