What is YY Lashes?: The base of the 4 eyelash extensions is bonded together like a Y shape. These are called Y lashes extensions. It's very easy to make fans, you can quickly get 4D yy lashes without any skills. | Product Specifications: Thickness: 0.05/0.07, curl: C/D, single tray 10-15mm, mixed tray: 8-14mm/13-16mm. 12 rows per yy lashes tray. You can choose satisfactory YY lashes according to your needs. | Upgraded Design: The arrangement of the roots is clearly visible and the lashes are easy to pick up. Special YY type makes lashes extension look more graceful and fluffy. The Y lash fans are made of synthetic fiber environmentally friendly materials, very soft and light, and close to mink hair. | Save more time: Compared with other classic lash extensions, Y lashes extensions have been Y-shaped and can be used directly. Grafting 4 extensions at one time, is very suitable for professional salon use, it can help lash artists save more time. Even if you are a beginner, you can use the yy lashes premade fans easily. | FADLASH’S Guarantee: We are a professional eyelash company that has been committed to providing customers with better eyelash products. If you have any questions about the YY lashes extensions, please feel free to contact us, we will try our best to give you a satisfactory solution.