ACTIVA-Clay Roller Kit. A must-have for any serious crafter using clay! This kit is great for texturing, stamping, blending colors, creating patterns, cutting shapes out and more! This kit contains one 10in clay roller, one 8-1/4x110-1/2in rolling board, and eight rails (2 each of 1/16in, 1/8in, 3/16in, 1/4in). Clay not included. Imported.