The Pearstone SADB-711 is a production slate designed to be used with dry erase markers. The slate is made out of acrylic, with standard-size black and white clapper sticks and a writing surface of 7.5 x 11".
Writing Surface: Dry Erase
Dimensions: (WxH) Overall: 9.75 x 11" (24.8 x 27.9 cm)
Writing Surface: 7.5 x 11" (19.1 x 27.9 cm)
Clapper: Black and White