What Are Yy Lashes:The Base Of 4 Lash Extensions Is Bonded Together And Splits Into Two Lash Extension, Forming A Y Shape Eyelash Extension. Kolybel Yy Premade Fans Have 0.05/0.07 Thickness, C/D Curl ,10-15 Single Length Tray And 8-15Mm Mixed Tray, 12Rows/Tray. | Quick Easy To Use & Save More Time:Kolybel Yy Shape Eyelash Extensions Are Premade Fans ,You Can Use Directly And Quickiy Get 4D Yy Lashes Without Professional Skills.Y Lash Extension Will Help You Save More Time To Service More Customers. | Soft Lightweight & Better Retention: Kolybel Yy Lashes Are Made Of Pbt Silk Fiber Environmentally Friendly Materials , Soft As Mink And Lightweight As Feather. Unlike Other Lashes, Yy Lashes Have A Long Stem To Increase The Link Area With Own Natural Lashes,So These Y Shapes Lashes Have A Stronger Bond And Better Retention. | Natural And Unique Look:Using Yy Lash Extension Can Create A Natural And Unique Look. Special Yy Lashes Can Easily Cover Gaps In Sparse Lashes,Which Making Your Lashes More Natural, Fluffy And Graceful. | Stable Curl And Lasting Effect:Kolybel Use Exquisite Craftsmanship That Make Volume Lashes Hold Stable Curl And Not Easily Lose Curl. Yy Lash Extensions Curl Can Maintain 5-6 Weeks. After Grafting, Eyelash Extensions Are Closely Fitted With The Real Eyelashes, Natural And Amazing Effect Is More Lasting.