Reviews Description: Finest quality professional drawing paper. Meridian drawing is a 100-percent rag, neutral pH, 90-pound (147-gram per square meter) medium tooth drawing paper of great character. Receptive to a wide variety of media, it has been specifically formulated and double sized to accept all graphite and color pencils, charcoal, ink and pastel. Endures repeated erasures and rework without feathering or bleeding. Extra-heavy chipboard back for studio, classroom or field work. 25 sheets per tape bound pad except 18-Inch by 24-Inch which has 15 sheets.