iEnvy Super Strong Hold adhesives make the lashes last as long as you do. Ingredients are ophthalmologist tested and non-hypoallergenic meaning they're kind to your skin. Strong hold for 48 hours Waterproof Sweat proof Safe on skin (Ophthalmologist tested, hypoallergenic) Formaldehyde FREE Latex FREE Country of Origin: Imported Ingredients: Acrylates/Ethylhexyl Acrylate Copolymer, Water (Aqua),Propylene Glycol (Black 2 (CI 77266))