Small:

STRAP LENGTH: 20in/50.8cm
DIAMETER: 1.5in/3.81cm
MATERIAL: Silicone gag with strap with
metal rings, easily adjustable

Large:

STRAP LENGTH: 20in/50.8cm
DIAMETER: 1.7in/4.32cm
MATERIAL: Silicone gag with strap with
metal rings, easily adjustable