High quality genuine leather and rubber
Fully adjustable head straps to go around head.
Rubber lips mouth opening gag fixed mouth not close
Can access to their open mouth
Specification:

mouth gag 
Material: Silicone
Color: Red/Pink/Black(as picture shown)
Mouth Diameter:4cm/1.57".
mouth gag with strap：
-Belt Length:63.5cm/25".
-Mouth Diameter:4cm/1.57".
*Colors: Red, Pink,Black