Clear Matter adhesive is a fast drying glue great for classic or volume eyelash extensions, and is primarily used for clients that have irritation caused by the black pigment. This adhesive is also perfect for artists who work in high temperature/ humid climates. It should be changed about every 20-30 minutes on a jade stone for best results. 1-2 second dry time, 5 week hold! For best hold use at 15-70% humidity. This Adhesive is clear in color which helps with fumes and irritation down.