100% Brand new and high qualityl.<br />The ideal dental arch track、 moderate forces.<br />Short treatment cycle and never rebounded.<br />No harm to the teeth and oral soft tissue.<br />Material: Medical silica gel<br />Suitable for: Adult or Children older than 12 years.<br /><br />Note:<br />Tooth orthodontic is a long process、 please be patient for the effect.<br />The product is made of medical plastic and there is a little plastic smell odor、<br />please rinse with saline or toothpaste before using.<br /><br />Instructions:<br />1. General require user wear the orthodontic braces for 1-2 hours during the day、 and 8 hours at night.   <br />2. At first week、 your teeth may feel pain and soreness、 this is normal. You need keep on using everyday.   <br />3. These orthodontic braces with good quality、 but do not bite them、 avoid deformation.   <br />4. Before and after use them、 please clean with a toothbrush use cold or warm water、 do not use hot water! Then put them in clean box.   <br /><br />Package included:<br />1 x Teeth orthodontic appliance trainer