100% Cotton , chlorine & acid Free. Professional quality mould made, Traditional white without optical brighteners . Ideal for all fine art techniques – wet and dry , internally and externally sized for ideal absorbance .100% Cotton, 300 GSM, Hot Pressed, Size – 10″ x 14″ (Inches), Pack of 10 Sheets . Brustro is a registered trademark of Creative Hands Art Materials Pvt. Ltd.