INCREASES RETENTION Prevents lashes from falling off! Creates an invisible protective cover, which make the lashes firmer and more nourishing. It's waterproof, humidity proof and sweat proof, making the lashes last longer!  HOW TO USE Apply immediately after using our Locked in bonder to the lash line with a disposable applicator to maximize retention-up to 8 weeks. The best part clients can use this product on themselves once a week in between fill ins! STORAGE/ SHELF LIFE: Keep in cool place away from light Shelf life Unopened Bottle: 2 years  Opened Bottle: 6 months* *Keep lid sealed when not in use product is volatile after opening the lid*