Measurements:
Strap adjusts from 16.75" to 24.25" in circumference
Gag opening diameter is 1.8"

Materials: Silicone, ABS Plastic, Vegan Leather, Zinc Alloy

Color: Red, Black

Key Features:

• Premium silicone
• Rechargeable
• Keeps mouth open
• Adjustable strap
• 3 speeds and 7 patterns of vibration
• Nickel-free