These high quality micro brushes are clean ,handy,durable& efficient. Perfect for applying Latisse,eyelash removal,cleansing and drying the lashes ,dental surgery,nail art, painting applicator, cleaning keyboard gap etc. You can also use four different sizes including regular,fine,ultrafine and cylinder for your need. Perfect for applying Latisse and wastes less! Small and sturdy ,Also perfect for any application in small area work ,like in eye area. sewing machine lint,nail art, car painting, model building,jewelry making ,crafting glue projects ,permanent makeup/anesthetic etc Light weight enough not to be a burden. Suitable for Salon and home use. Lenth:10cm/3.93inch Tips Diameter: Cylinder size (White) :0.12cm/0.04inch. Package:Total 400 pack .100pcs/bag 1 x 400 White Eyelash Extension Micro Brushes Disposable Applicators