Designed to help position the mouth open during dental procedures.Made from black synthetic rubber and natural rubber proteins, they are LATEX FREE.Adult and medium child sizes feature a stainless steel insert for superior protection against deformation and to provide patient comfort.Available in three different sizes: Small Child, Medium Child, Adult (Large).Sterilizable by standard table top sterilizer: Temperature: 250° F (121° C).Exposure time: 30 minutes.
(Not recommended to sterilize by dry heat)