The main difference is that the retainer product is thicker and meant to final for years, when aligners are intended to previous for your number of months. ผู้ที่มีฟันล่างยื่นออกมาข้างหน้ามาก Vivera also costs its retainers in sets of four, which raises the price. Dr. Pinto suggests that”In my follow, we use Invisalign’s https://williamx863mru5.life3dblog.com/profile