Weible Knet glitter clay A set of 10 rolls of glitter clay in different colors, wrapped in foil. Weible Knet has been a high-quality, natural quality product from Germany for more than 100 years. It does not dehydrate and will not harden. This means that the clay can be used for many years without any problems The product is 100% natural and gluten free so there is no risk for children to this clay. Weible Knetis manufactured from potato starch and beeswax, the dyes come from the food industry so the clay is colored exclusively with natural dyes. Weible Knetis the best choice for your child / children Specifications Diameter roller: 12 mm Length of roll: 105 mm Weight: 150 grams