Our Clay Roller Kit is a must have in any crafter's toolbox! It is useful for rolling out clay in preparation for making any air dry clay creation. No need to ruin your kitchen rolling pin. The rails provide the ability to roll the clay to the desired thickness - ensuring an even surface area for you to stamp or mold. Our Clay Roller Kit has everything you need: 1.5" Roller 1 Rolling Board Rails for 4 thicknesses: 1/16", 1/8", 3/16", & 1/4" When using the Clay Roller Kit, if your clay sticks to the board, spread a thin layer of cornstarch on the board or lay parchment paper on the surface prior to rolling.