We recommend MAGIC eyelash extension glue for classic eyelash extensions. With this glue, there is enough time to create a sufficient contact surface on the natural eyelash. Many eyelash glue products contain cyanoacrylates, methanol, and polymers. Optimo Plus lash adhesive is safe eyelash extensions at amazon. Cyanoacrylate is the main ingredient in extensions glue. Castor Oil Helps Lashes Grow Used in glue.white and black glue colour are best.Any eyelash glue can be damaging to your natural lashes.All best branded extensions glue available at amazon Online in Pakistan