What is a retainer and why should your child wear them?This is a very common question at Ziving ortodoncia Madrid. 🤔Retainers are fixed or removable appliances that are worn after braces are removed. 🦷Its function is to prevent the teeth from moving again once they have been corrected. ✅That's why, when you ask for an orthodontic quote, you should make sure that they are included in the treatment price 👨⚕️Did you already know this or hadn't you realised?