Features: 1¡¢Convenience: The transparent cheek retractor provides you with an unobstructed view of oral treatment, making it more convenient for you to treat. 2¡¢Treatment Process: Our mouth expander prevents tongue movement during treatment and avoid injury during the entire treatment process, making it ideal for professional use. 3¡¢ABS Material: Dental mouth opener is made of ABS material, it is safe and reliable to use, you can use it with confidence and without any bad influence on your health. 4¡¢Keep Your Mouth Open: Our disposable mouth openers are simple to operate and make it easy to keep your mouth open, which can be used for oral exams and treatments. 5¡¢Considerate: The whole set of 10pcs of our mouth expanders, suitable for use in dental clinics, dental laboratories, is very convenient and considerate, you will be satisfied. Item Type: Cheek Retractor Material: ABS Package Included: 10 x Cheek&nbspRetractors