Flexible Sealor from Kryolan Professional Make-up is a clear synthetic liquid used for protection over latex, foam, wax, putty noses, chins and other prosthetic pieces. Use the included brush to apply the preparation thinly over wax models for a distance of 1cm beyond the model onto the bordering skin. Allow to dry, then apply powder. As needed, Kryolan Flexible Sealor can be diluted with Kryolan Spirit Gum Remover or alcohol. A must have to increase the durability of the great Eyebrow Plastic from Kryolan.