The Lelo Sona™ 2 is a no-touch clitoral stimulator that uses sonic technology. The massage was designed to caress the most sensitive place of women. Perfect for solo petting or playing with a partner. What makes the Sona™ 2 pink clitoral sonic massager unique?Non-contact stimulation - the membrane responsible for stimulation is deeply embedded and has no direct contact with the clitoris.Stimulation using 2 waves : air and ultrasound. Air waves simulate suction, and ultrasonic waves, inaudible to the ear, are felt deep in the body.12 settings to choose from - from gentle chopping to extremely satisfying pulsations, allowing for hours of fun.The softer, larger and deeper tip ensures complete satisfaction - inside and out.It is made from a single piece of silicone , which makes it 100% waterproof. Suitable for use in the bath, shower and even in the jacuzzi*.The silicone used is 100% safe . It absorbs the sound waves and transmits them back to the body, providing additional stimulation to the skin surface and even more pleasure. It is very easy to clean. What is sonic technology? SenSonic™ is a sonic technology that uses subtle sound waves to stimulate the entire clitoris - including the invisible part. The ultrasonic waves produced by the massager penetrate deep into the body and stimulate circulation, leading to increased blood supply and tissue nourishment. As a result, their sensitivity to touch increases and the sensations become more intense.