Model：Standard, Roth, 022"Slot, Hooks 3-4-5
Used for orthodontic dental treatment
Material：Metal
20 pcs in each pack
High Quality
Free Shipping

We also have follow types:

Styles and sizes optional
Slot. 018 / Slot.022
Mini / Standard
Edgewise / Roth / MBT
Hooks 3 / Hooks 3-4-5