Y Tool- High-quality material, non-toxic and safe to use. This eyelash tool is especially designed for eyelash perming or lash lifting. It's made of antibacterial and durable silicone, smooth and delicate will protect your eyelash from unnecessary damage, and it can also make your natural lash lifting / curling process super easy! Use eyelash perm glue to apply and hold the lashes in place while processing. Use a brush with a dab of glue and apply a little over the rod, put the rod in place on the eyelid, then sweep the lashes in an upward motion, around the rod. Make sure the lashes are straight in the groove line.