This is the very best quality spirit gum available. You have a less chance of irritation, and it will not crystallize or weaken when exposed to water or perspiration. This Spirit Gum dries with a dull finish and will not shine. Allow for 30 to 60 seconds setting time. Spirit gum liquid adhesive is used to secure hair pieces, prosthetics and special effects (fake scars, wounds, etc.) to the skin. To remove, Spirit Gum Remover is recommended.