Italian Keritan Beads: Can be used to bonding extensions and make micro link extensions, hot melt keratin glue tip is good viscosity resin, with strong adhesion effect, there is no carbonation in continuous use, aging resistance, less wire drawing, no odor. You will receive: 1 bag of 100 g hair extension keratin glue granules can be applied with fusion iron connector, hair extension iron, pre-bonding hair, and help to form a secure bond.