TENGA Double Hole Cup allows you to choose between two totally closed end insertion path. One cup two sensual sensations! The "bitter side" tightens firmly while the "sweet side" clings gently to your shaft. You can control the sensual sensation by varying the speed and deepness that you would like to go. This onacup is specially designed for one who likes to have variety in a single sex toy.
Onacups are designed for one time use. Use it with a condom if you are planning to reuse.
All TENGAs have lubrication inside. The lubrication consists of: purified water, glycerin, sodium polyacrylate, phenoxy ethanol, and paraben (allergy tested in Japan).