1、COLOURFUL: This orthodontic ligature bands is colorful, and you can choose different colors of ligature ring bands according to your preferences. There is always one color you like. 2、ADJUSTING CRACK: This orthodontic ligature can position the brackets to adjust the crack between the teeth. To make sure the well orthodontic treatment effects. 3、FIXED TOOTH: This orthodontic ligature bands can hold teeth in place to prevent them from moving and loosening. It is an essential item in orthodontics. 4、PACKING LIST: There are 40pcs in a bag, which can be used for a long time, and don't worry about using them quickly. It is an essential dental consumable. 5、INCREASE BITE FORCE: This dental orthodontic ligature can help increase the bite force of your teeth and keep your teeth in a healthy state. It's very safe and you can use it with confidence.