What are braces? a. Braces provide a medium for the teeth to engage with each other, causing the mouth muscles to exert force. The force naturally generates a counter-force, providing protection, rather than saying that one person is protecting the other Why put on the gear? a. The vast majority of people have their upper teeth covering the lower teeth; the case of having a gap between the teeth is not very common How to prevent lip injuries? a. The majority of injuries to the lips during exercise are caused by the teeth. When using braces, the upper and lower teeth are clamped together, so there are no extra teeth to harm the lips. :) The packaging is as shown in the picture, with a paper box sealed in plastic, containing a dental aligner case, making it easy to store after use There are 5 colors to choose from The braces are available in sizes S and L Size S: Suitable for adult women/teenagers and children Size L: Suitable for adult men.