MUTIPLE APPLICATION - The tattoo ink rings are enable to use for Semi Permanent Makeuppigment, ink, holding glue, remover and lash primer during application of eyelash extensions and tattoo applications. DURABLE DESIGN - These makeup rings are all made of firm and durable plastic,no peculiar smell.The design of the cup created a deep well,which prevents liquids from getting pre-maturely tacky. and you will never have to worry about that the ink or glue will spill out ADJUSTABLE SIZE - The tattoo glue holder ring diameter is adjustable, it can stretch open to fit your finger.Light weight and convenient,for easy eyelash and glue access without having to go back and forth? EASY TO DEAL WITH AFTER USE-Just put the ring on your less dominant hand & dispense a drop into the well.disposable for quick use, no mess to clean up, makes the Semi Permanent Makeup application much easier?