What are the recommended ways to use the TENGA Spinner airplane cup?

The TENGA Spinner aircraft cup series has many styles, and a soft version has recently been launched. What are the differences in texture and usage between the normal versions of Spinner 01 to 06?

What’s so special about the TENGA Spinner airplane cup gameplay?

The Spinner series of masturbation cups is designed and manufactured in Japan. The fun feature of the TENGA airplane cup is that it does not require a motor. It only moves up and down with the hand. The revolutionary spring coil inside can achieve a high-intensity rotation effect, and a strong orgasm is produced!

How to buy TENGA Spinner airplane cup?