Different Type Hair Extensions Tools Glue Granule/Sticks Pliers Micro Rings Hair Connectors 1. Glue Granule or Glue SticksBlack,Yellow Glue Stick, Yellow Transparent Glue Stick, Yellow Granule, Transparent Yellow Granule, High Temperature Glue Granule, etc2. PliersStraight Geniculate, Plating geniculate, New Type, Multi-used3. Micro RingsSilicone Micro Rings, Screw Micro Rings, Copper Long Ring, ...