Keep your mouth and jaw looking their best with the Silicone Dental Aligner This orthodontic corrector can be used as a supplement to maintain teeth Suitable for children and adults who have too tight upper and lower teeth This is a great way to maintain perfect teeth after wearing braces Material: Food grade medical grade silicone You can buy one or buy one and a spare, just in case Choose from three colours including: translucent, blue and purple Clean and wash the product thoroughly before and after each use   Buying Options: 7.99 pounds instead of 14.99 pounds for 1 Pack - save 47% 12.99 pounds instead of 29.99 pounds for 2 Pack - save 57%