From Pipedream's exclusive Fetish Fantasy Limited Edition collection, the O-Ring Gag is a beginner-friendly open mouth gag with sturdy PVC straps and a small metal o-ring. It adjusts to fits most sizes and to keep the ring tightly pulled so the mouth stays open wide.
Materials: Metal (o-ring), PVC (straps)
Dimensions: 1.9 in. (4.8 cm) (diameter)