Screaming O 4B Double Wammy Kiwi Bass. Screaming O 4B Double Wammy Kiwi. Screaming O the powerful, deep rumbling 4B Double Wammy vibrating ring doubles couples fun with two separate motors uniquely styled for intense stimulation for both partners. Made of lab tested body safe SEBS Silicone, the stretchy, comfortable band and dual action wammy effect offer unmatched stimulation for his and her pleasure. The 4B Double Wammy is packaged using materials that are ethical, sustainable, and eco-friendly. Additionally, is it utilizing new 4LR44 batteries that are child safe, more reliable, and longer lasting. Screaming O believes in leaving this planet better off than we found it, which is why promoting positive sexual as well as environmental health is important to us. Features: two 4B motors with deep, rumbling bass vibrations. 5 speeds plus 1 pulse pattern. Lab tested, 100% body safe clear SEBS ring. 100% Waterproof vibrations. 30 minutes of battery life. New reliable and long lasting 4LR44 batteries. UPC: 817483015755. Color: Kiwi Green. Materials: ABS Plastic, Silicone Ring. Feature: Multi-Speed, Phthalate free, Waterproof, Eco-Friendly, Latex free, Rumbly. Function: Pulsates. Categories: Vibrators, Love Rings, Sex Toys for Men, Cock Rings, Couples Cock Rings, Love Rings, Men's Cock and Ball Gear. 2023.