ISTAR Dental Power Chain Braces, Long/Short/Continuous, 15 Feet/Roll Model:Short This means it is strong

This means it is strong enough for tough stains but gentle on teeth

Straight Handpiece (1:1 Ratio): The low speed straight handpiece is perfect for many jobs

Built-In Open Large-Capacity Water Tank

Power cord

Mode Key ( M ): press this button

ISTAR Dental Power Chain Braces, Long/Short/Continuous, 15 Feet/Roll Model:Short This means it is strongProduct Details Package: 15feet roll Brand: ISTAR Size: Long(166) Short(136) Continuous(113) Advantage: 1. Latex free 2. Superior color stability 3. Medical grade polyurethne 4. High elasticity and excellent rebound 5. Gentle force,ease of control 6. More comfortable,less impact on patients daily lives 7. Strong adaptability,can be use in various complex treatments