Premium Clip-In Hair Extensions for Women - 100% Human Hair Shrinkie Extensions for Length & Volume - Perfect for Parties, Weddings & Everyday Styling

Bottle of 500 heat shrink tubes. Shrinkies are a thin keratin tube. They are applied using a loop or hook (using the same method as micro rings), but are heated to form an extra layer of bonding, with the heat method of hair extension application.