Acrylic Concentrate Container & SILICONE NO Stick INSERT (10, 5ml) Crystal clear concentrate containers with screw top lids. Airtight Moisture resistant design to maintain product freshness and reduce odor Comes with a BLACK NON STICK SILICONE INSERT for easy removal. Available in 3 SIZES ( 5ml. 7ml & 10ml ) what ever you need it for .... Some of those uses are 710, wax ,dab, oils, concentrate medications, moisture lip balm. make up, small bead, glitter, etc .......