Made from FDA Medical Grade Plastic. Use with clear aligner trays to speed up orthodontic treatment. Made in USA from FDA medical grade plastic. Bitting on Square Chompers in pairs aids in completely seating Aligners to move your teeth. Chompers unique Longitudinal Grippers add traction to increase seating pressure. Manufactured in USA. Use with clear aligner trays to speed up orthodontic treatment. Made in USA from FDA medical grade plastic. Bitting on Square Chompers in pairs aids in completely seating Aligners to move your teeth. Chompers unique Longitudinal Grippers add traction to increase seating pressure. Manufactured in USA.