Corrugated. 2-3/4" X 17-1/4" Rolling pin with easy rolling action. Made of hard Maple. Put small indented-square designs on pastry dough, cookie batter and more with this Bethany square-cut rolling pin. Covering a 9-3/4" Area, The rolling pin rolls out and textures The dough in one step. Made from a solid piece of hard Maple, its surface is stained a Light brown. Cheery Red wooden handles make a nice accent. Metal roller action. Hand wash. Part of the Bethany Housewares collection of Scandinavian/Norwegian cookware (items sold separately). Product is manufactured in United States. This product meets customer requirement.