· Light 30D+40D Lash Clusters: These lashes cluster are made from super soft and lightweight synthetic fibers, so they give your lashes a boost in volume without feeling heavy. You can pick from two thicknesses, 30D and 40D, for a customizable diy lash look.· Natural and Easy-To-Style Lashes: These thin and natural-looking 30D+40D eyelashes cluster are a breeze to work with, giving you a longer, more natural lashes. They come in 8 different lengths (9 to 16mm), so you can mix and match for a look that's all you. Plus, you get a great value with 400 pcs in one pack.· DIY Lash Extension That Save You Time And Money: These single individual lashes are perfect for a quick and easy at-home lash lift.eyelash clusters are reusable, so you can create a new look whenever you want, and they're a great starting point for anyone new to lash extensions.· Thin Lash Band For Comfort: Our 30d+40d natural lash clusters have a really thin lash band, so they feel light and barely there when you wear them. They won't get in your way or feel uncomfortable all day.· If you encounter any problems during the receipt or use of your product, please let me know via email, and we will help you solve the problem