Check the listing for details. Humm Dinger Vibrating Pleasure Ring. Condition: New. Listed at 7.99 USD. Humm Dinger Dual Vibrating Cockring (Magenta) The Original Vibrating Pleasure Ring that launched a wave of copy cats! Humm Dinger is the brand name known for it's powerful motor and super sensuous stretch silicone which is sure to please and tease both partners during intimate play time! Don't be fooled by the rest... stick with the best!About this itemFeatures a powerful motorMade from super sensuous stretch siliconeIt is sure to please and tease both partners during intimate play timeEncounter pleasure that will bring you togetherEhances orgasm and prolongs pleasureNote: Products with electrical plugs are designed for use in the US. Outlets and voltage differ internationally and this product may require an adapter or converter for use in your destination. Please check compatibility before purchasing.