XL series watercolor pads are constructed of a cold Press textured paper for a variety of techniques. The durable surface stands up to repeated washes. XL series watercolor is ideal for watercolor and suitable for use with pencil, colored pencil, pen, ink, charcoal, pastel, and acrylic. This side wire pad is 7 x 10 inch of 140 pound/300 gram, acid free paper. Constructed of a cold press textured paper for a variety of techniques Durable surface stands up to repeated washes Ideal for watercolor and suitable for use with pencil, colored pencil, pen, ink, charcoal, pastel, and acrylic This side wire pad is 7 x 10 inch 140 pound/300 gram acid free paper