The Rolling Head Cup masturbator will allow you to experience intense stimulation of your penis. This gadget has a flexible, spiral center thanks to which you can enjoy amazing sensations. Insert your semi-erect penis into the flexible tube and turn the cap at the bottom to enjoy a powerful sensation. The interior of the Strong version masturbator is lined with stripes and protrusions that provide an extremely realistic experience. All TENGA products are internally moisturized. Japanese TENGA masturbators are currently number 1 in the world! High quality workmanship and elegant design. Thanks to 21st century technology, they provide sensations you have never experienced before. This is a revolution in the field of masturbation. You just have to have it! * The product is intended for single use. Tenga products are specially moisturized inside, they cannot be opened and washed from the inside. Use condoms to extend the functionality of the product and make it reusable. Parameters: Diameter: 6.9 cm Width: 8.31 cm Height: 15.5 cm Inner length: 14.73 cm Internal width: 4.57 cm Weight: 122.5 g Disposable Pre-coated with lubricant Inner sleeve material: Thermoplastic Elastomer (TPE) Housing: PE Lubricant Ring: Water, Glycerin, Propylene Glycol, Hydroxyethylcellulose, Sodium Polyacrylate, Phenoxyethanol, Methylparaben, Hydroxypropyl Beta Cyclodextrin, IPBC Internal lubricant: Water, Glycerin, Sodium Polyacrylate, Phenoxyethanol, Methylparaben, Hydroxypropyl Beta Cyclodextrin, IPBC * Lubricants certified on the basis of toxicological assessment in accordance with EU Directive 76/768/EEC.