Specification: 1. 100% brand new. 2. Directly from factory 3. High quality with CE&FDA certified. 4. High-Quality NITI Alloy 5. For dental orthodontic treatment 6. Length: 6MM/9MM/12MM 7. Type: Small-Small/Big-Small Eyelet 8. Gives comfort while open and maintaining proper spaces with constant force Package: 10pcs/pack (Single Type) Please choose the correct type you need. Thanks for your understanding.
eBay