✔【High Flexibility】: Orthodontic power chain, excellent stretch and rebound, giving superior elongation for easy application. High flexibility and resilience without stiffness, making the chain easier to place and remove while providing a longer lasting tie. ✔【Work Longer】: Flexibility for a long time, it can work longer. Power Lasting and gentle, make patients feel comfortable and effectively improve the effect of orthodontic treatment. ✔【High Quality】: The unique thermal curing process makes the chain longer than other chains. Medical grade polyurethane ensure. Latex free and hypoallergenic,ensure the safety and healthy for patient during orthodontic treatment. High-quality materials, durable, safe and healthy, more assured use. ✔【Practical and Useful】: Professional dental orthodontic use, providing continuous elasticity, for teeth orthodontics. Easy and convenient to use, if you work with tools, you can easily wear them at home. ✔【Multiple Colors】: Dental elastic power chain, available in multiple colors, high quality without fading. Maintains good flexibility and provides sufficient strength even after prolonged use. ❀ Description: High flexibility and resiliency, soft and comfortable. ❀ Features: ✔Color: As shown ✔Dimensions: 6.25*6.25*1.13cm/2.46*2.46*0.44inch. Package weight: 15g/0.03lbs ✔Material: PP material ❀ Package includes: 1 x Roll Power Chain for Braces ❀ Note: Recommended for use under professional dental guidance. ❀Warranty & Service: We are committed to providing high quality products and customer service. Your purchase is always covered by a lifetime guarantee. If you have any problems, please feel free to contact us via customer service. Our professional customer service is always at your disposal.