A stroker that handles both ends. Key Features Two Independent Motors: A gyrating motor at the top works a chamber around the head of the penis. A vibrating motor in the lower section works a textured sleeve along the shaft. Each runs on its own. Hands-Free Wear: A stretchy silicone ring at the base anchors the cup during use. Adjustable Inner Ring: A flexible ring inside the shaft sleeve cinches from 0.7" to 1.4" for variable pressure. Direct Side-Button Controls: Both motors operate from buttons on the unit itself. No remote. Body-Safe Silicone: Phthalate-free silicone with an ABS plastic shell. Splashproof and Rechargeable: IPX5 rated for rinse cleaning. Built-in lithium battery, USB rechargeable. The Jock Advanced Helmet Humper Gyrating and Vibrating Silicone Stroker is a one-piece hands-free stroker. The top of the cup houses a gyrating chamber sized to fit the head of the penis. The lower section is a textured silicone sleeve that vibrates along the shaft. A stretchy silicone ring at the base anchors the cup in place. Both motors operate independently from side-mounted buttons. The shaft sleeve includes a flexible internal ring that adjusts from 0.7" to 1.4" for variable pressure. Body-safe silicone throughout. ABS plastic shell. IPX5 splashproof. USB rechargeable. This SKU sits in the male solo, hands-free stroker, and dual-motor masturbator categories. The dedicated head chamber distinguishes it from standard stroker SKUs that focus on the shaft. The Jock brand line is recognized in the men's solo and prostate space. SKU: CN1053 Brand: Jock Color: Black Material: Silicone, ABS plastic (phthalate-free) Length: 5.7" Width: 2.1" Insertion Depth: 5.6" Cock Ring Inner Diameter: 1.6" Head Chamber Opening: 1.6" Adjustable Shaft Ring Opening: 0.7" to 1.4" Motors: 2 (gyrating head chamber + vibrating shaft sleeve) Controls: Side buttons, no remote Waterproof: IPX5 splashproof Battery: Rechargeable (USB), built-in lithium Lube: Water-based only Use with water-based lubricant. Wash with warm water and toy cleaner after each use. Pat dry and store in a cool, dry location, away from direct sunlight and separated from other toys.