Lash Clusters Cat Eye D Curl 30D 40D 50D 60D Volume DIY Individual Lashsun Lash Clusters Cat Eye Lash Clusters Volume DIY Individual Lashes By Lashsun. This is a LASHSUN Individual Clusters Lashes kit, specifically a professional DIY extension set.The kit includes multiple densities and lengths, commonly featured in a 640-piece cat-eye style book.The lashes are designed for at-home application, featuring a "D" curl for volume and a soft, comfortable synthetic fiber material. New and sealed!