✓ 100% Guaranteed satisfaction - Please Contact us If You Have any Questions. We are Sure to Help You Solve Your Problem. ✓ Free of Latex and Formaldehyde. Safe and High Quality Materials Do Not Harm the Skin. No Need to Worry. ✓ Extra Strong — thanks to the new advanced formula this eyelash extension glue has an incredible retention power, with eyelash extensions lasting up to 7 weeks. Strongest bonding and longest retention period on the market. This lash extension glue is the best choice for advanced lash extension stylists. ✓ Fast dry time — 0.5-1 seconds. Save You a Lot of Time. And You Can Provide More Efficient Service to Your Customers. ✓ Caution! - Salon Use Only! For semi permanent false eyelashes. Never use it for Self-Application, clusters or strip lashes! Read the carefully, product misuse may cause reactions.