Tenga Flip 0 (Zero) Electronic Vibrotation Male Masturbator (Black)ROLLING + VIBRATIONS! Add spiraling sensations to TENGA's high end product range, the TENGA FLIP ZERO Series! An internal gyroscopic sensor lets you manipulate rotational stimulation by simply tilting the item. The dual motor vibrations combine perfectly with the new internal details, made exclusively for spinning vibration! The latest in pleasure innovations have culminated in the strongest FLIP ZERO yet. Take the next step beyond the known