Have you heard of TENGA-the best-selling sex toys for men in Japan and Thailand? Sensual4U brings you TENGA Lip Service and TENGA Squeeze Play ! Great suction and just-right tightness – the perfect pair. Combine the strongest suction within the TENGA product line with a pinched-in shape and you’ve got…nirvana? Special valves inside the Lip Service cup create a virtual vacuum that delivers an amazing sucking sensation, while the cup’s pinched-in shape provides the perfect amount of tightness. Exterior of tube measures 7.5” by 3” in diameter. We love them!