Wallis Sanded Pastel Papers, developed by artist Kitty Wallis, have real tooth. You can wet them and scrub them, yet the tooth will not move. The museum grade can withstand more than 25 layers of pastel, and accepts all mediums.
Professional Grade — A superior sanded paper with a coating of white aluminum oxide grit on pH-neutral (acid-free), 240 gsm cardstock.
Wallis is a trademark.