Teresa Michele On the Go Lace Wig Glue Pen is an amazing long lasting non-toxic lace adhesive. This product is used for application of hair systems and hair units. This lace glue is odorless, humidity resistant, and waterproof under certain conditions. The product does not contain latex. The glue is applied white but dries to clear. This light bonding wig adhesive will give clients superior hold without damaging the lace or the edges. Teresa Michele On the Go Lace Wig Glue Pen should be stored at room temperature. Not recommended for individuals with sensitive skin or skin disorders. This product is perfect for tossing in your purse or wallet for on the go application.