THE GREAT EXPANDER & Expanding Prostate Massager

The Great Expander is a three-in-one prostate massager, cock ring, and perineal vibrator that expands inside you while dual rings grip your shaft and balls, keeping you hard as vibrations buzz against the sensitive zone between your testicles and anus.

What it does

Insert the smooth silicone shaft and it expands with each thrust in three distinct modes, hitting deeper than a traditional dildo while the base vibrates directly against your perineum with ten speeds and patterns. Unlike single-function sex toys that only buzz or only expand, this one creates layered sensations—your prostate and inner walls receive expanding pressure from inside while external vibrations pulsate against the nerve-rich area between your arse and balls. Your prostate responds to both the mechanical pressure from inside and vibration from outside simultaneously, generating the kind of full-body orgasm that makes your legs shake and your cock pulse uncontrollably.

Dual cock rings wrap snugly around your shaft and testicles, maintaining engorgement so you stay harder longer during solo sessions or while penetrating a partner. As arousal builds, the expanding motion inside triggers deeper pleasure while vibrations amplify sensitivity across your entire groin, creating a consuming wave of pressure that builds toward climax. Glass Prostate Toys offer a firmer, non-vibrating alternative if you prefer rigid internal stimulation without motors.

Specifications

• Insertable length: 5.4 inches (13.7 cm)
• Total length: 5.5 inches (14 cm)
• Widest diameter: 1.5 inches (3.8 cm)
• Material: Medical-grade silicone shaft with ABS plastic base housing dual motors
• Thrust modes: Three expanding and thrusting modes
• Vibration: Ten speeds and patterns (30 total combinations with thrust modes)
• Power: Rechargeable battery via USB
• Control: Wireless remote control
• Lubricant compatibility: Water-based only

Getting the most from it

Start with the lowest thrust mode to let your body adjust to the expanding sensation, positioning yourself so the vibrating base sits directly against your perineum. Begin with vibration alone while your prostate acclimates to the expanding sex toy inside, then layer in thrusting motions as arousal climbs. Hand the remote to your partner so they can tease by switching between thrust and vibration modes unpredictably, keeping you on edge. Build toward climax by having them dial both functions to maximum simultaneously—the combination of deep internal pressure and external vibration creates an orgasm that radiates from your core through your entire body. Cockringshop specialises in products for men and couples exploring prostate play, so our team can advise on settings and technique tailored to your experience level.

How to use it

Apply generous water-based lubricant to the shaft and your entrance, then slowly insert the sex toy, allowing the silicone to warm against your skin. Position yourself so the vibrating base sits directly against your perineum. Fit the cock rings snugly around your shaft when semi-aroused—they'll maintain your hardness as blood gets trapped, creating fuller engorgement.

Once inserted and positioned, hand the remote to your partner so they control when thrusts accelerate and vibrations intensify. Your partner can tease by switching between thrust and vibration modes unpredictably, keeping you on edge. Build toward climax by having them dial both functions to maximum simultaneously. After use, clean the silicone shaft with warm water and mild soap, then pat dry.

Feature breakdown

Who it suits

This sex toy works for men seeking prostate play without sacrificing cock ring benefits, whether exploring solo or inviting a partner into your pleasure. Experience level doesn't matter—the three-in-one design lets beginners start with vibration alone while advanced users experiment with all 30 combinations. It suits couples who want to share control and intensity, since the wireless remote lets your partner drive your orgasm from across the room.

Skip it if you prefer rigid, non-vibrating internal stimulation—you'll want a firmer prostate toy without motors. It's also not the choice if you need a larger insertable length or if you're sensitive to expanding sensations. Men who prefer single-function sex toys (vibration only, or expansion only) may find the layered approach overwhelming at first, though the adjustable modes let you dial back complexity.

How it compares

Most Prostate Play Sex toys are either vibrating or expanding, but not both. A vibrating prostate toy delivers buzzing stimulation alone; an expanding sex toy gives you mechanical thrusting without motors. The Great Expander combines both simultaneously, so your prostate receives internal expanding pressure while your perineum gets external vibration at the same time. The dual cock rings add a third dimension by maintaining your erection, which you won't get from a standalone prostate massager. If you want simplicity, a single-function sex toy is lighter and quieter; if you want layered, full-body sensation and partner control, this three-in-one design delivers depth that separate sex toys cannot.

What you can use it with

Pair this with Couples Intimacy Kits that include additional cock rings or positioning aids, so you and your partner can explore multiple sensations during the same session. Remote-controlled prostate play works beautifully with couples' kits because your partner already has the wireless control in hand—they can layer additional stimulation on you while operating this sex toy, creating a more immersive shared experience. Kits designed for couples also often include guidance on positioning and communication, which enhances the teasing and surrender dynamic that the remote control makes possible.

More from Adam & Eve Sextoys

Explore the full Adam Eve Sextoys range, which includes other prostate massagers, cock rings, and dual-function sex toys designed for men and couples. Adam & Eve combines motor-driven vibration with mechanical expansion and restraint across their collection, so you'll find complementary products that share the same design philosophy.

Read more before you buy

Looking for ideas on how couples can use sex toys together? The Adultsmart blog has a guide on 10 Exciting Adult Toys For Couples Rekindling The Flame that covers remote-controlled options and partnered play techniques.

Why buy the THE GREAT EXPANDER by Adam & Eve Sextoys

Ready to find a ring that actually fits? Order the THE GREAT EXPANDER by Adam & Eve Sextoys from The Cock Ring Store—Australia's specialist in male pleasure and couples' adult products. Every unit is genuine, function-tested, and quality-checked before dispatch. Cockringshop ships discreetly in plain packaging so your neighbours won't know what's inside. Real fit advice, body-safe materials, and plain-packaged shipping. The Cock Ring Store ships discreetly Australia-wide.