Item: Doc.Royal Cheek Retractors Type: C,M,O,T,Fishtail-type C-shape*6, M-shape*6,O-shape*2,T-shape*2,Fishtail-type*2 Reduce physicians and patients' fatigue ,strong flexibility, highly anastomosis with your mouth, to make sure the orthodontic treat successful. Key features: 100% Brand new and Durable Dental cheek retractors that helps give you an unobstructed view of the oral cavity. Item: Cheek Retractor/mouth opener/ Lip Retractors/ Cheek Expanders. Type: C,M,O,T,Fishtail-type C-shape*6, M-shape*6,O-shape*2,T-shape*2,Fishtail-type*2 Package Including: 18Pcs cheek retractor (like the picture shows).