Kink Endure Silicone C-Ring Set By Doc Johnson

Stretchy cock rings restrict blood flow to enhance erection quality and endurance, but finding the right fit matters. This three-ring set from Doc Johnson offers 29mm, 32mm, and 35mm sizes in body-safe silicone, so you can match your anatomy precisely.

What it is

Kink Endure Silicone C-Ring Set Black is a three-ring collection by Doc Johnson designed to improve erection strength and sexual stamina through targeted blood flow restriction. Each ring is made from premium, phthalate-free silicone with thick walls for comfort during extended wear. The graduated sizing—29mm, 32mm, and 35mm inner diameters—lets you find your ideal fit without guesswork. See the full BDSM Australia range of Stretchy Cock Rings to compare your options.

What sets this set apart is the precision engineering and the flexibility it offers. You're not locked into one size; you can experiment to discover which ring works best for your body type and how tight you want the constriction. The matte black finish is discreet, and the silicone is non-porous, making cleaning straightforward. Whether you're exploring solo or with a partner, having three options means you can adapt to different scenarios and comfort levels.

Key features

• Three graduated sizes: 29mm, 32mm, and 35mm inner diameters ensure a customized fit for different body types and preferences.
• Body-safe silicone: 100% hypoallergenic, phthalate-free material safe for extended wear and sensitive skin.
• Blood flow restriction: Engineered to enhance erection firmness, improve stamina, and potentially extend sexual performance.
• Durable construction: Extra-thick silicone walls maintain shape and function through repeated use without degradation.
• Easy maintenance: Non-porous design allows simple cleaning with soap and water, compatible with water-based lubricants.

Specifications

• Ring dimensions: Three sizes with 29mm, 32mm, and 35mm inner diameters; each ring is 3mm thick for consistent construction.
• Material: 100% body-safe silicone, hypoallergenic, non-porous, free from harmful chemical additives.
• Power source: Mechanical design with no battery required; functions through precise silicone engineering.
• Water compatibility: Fully compatible with water-based lubricants; not recommended with silicone or oil-based lubes.
• Package contents: Three silicone cock rings in black, packaged in discreet protective container with usage instructions.

How to use a stretchy cock ring

Start by selecting the ring size that feels snug but not painful when stretched. Gently stretch the ring and slide it over your penis, positioning it at the base. You can also wear it around your testicles or both simultaneously, depending on the effect you want. Adjust the ring until it feels secure without cutting off circulation. The constriction should feel firm yet comfortable; if numbness or pain develops, remove the ring immediately.

Experiment with different sizes to find your preference—some users prefer the tightest option for maximum effect, while others find a medium size more sustainable during longer sessions. You can wear the ring during masturbation, foreplay, or partnered sex to explore how constriction changes your sensations. Leather C-Rings offer an alternative aesthetic if you prefer a different material. Water-based lubricant can help with insertion and comfort. Always remove the ring after use and inspect your skin for any irritation.

Care and storage

Wash each ring thoroughly with mild soap and warm water immediately after use. Pat dry with a soft cloth and allow to air dry completely before storage. Keep the rings in a cool, dry place away from direct sunlight and heat sources, which can degrade silicone over time. Store them in the protective container provided to prevent dust accumulation and damage. Avoid contact with petroleum-based lubricants, which can break down silicone.

Learn more

Understanding how cock rings work and which size suits your body takes research and honest self-assessment. Different ring sizes produce different sensations and results, and there's no universal "best" choice. Read more about selecting and using cock rings at Cock Ring Shop. You'll find guidance on fit, safety, and technique to help you make the most of your purchase.

Mistress Athena's training notes

By Mistress Athena — professional dominant and kink educator, sole instructor behind BDSM Australia's library of training videos. Read her full bio →

These rings have become indispensable in my scenes. Selecting the appropriate size for each submissive allows me to calibrate their physical response with precision. Watching their breathing shift as the ring restricts blood flow tells me exactly how much control I've achieved. The psychological weight of this restraint—knowing they're constrained at their most vulnerable point—deepens their surrender immediately.

My technique involves starting with the largest ring and gradually introducing smaller sizes as the scene progresses. This gradual tightening mirrors psychological domination; their body becomes increasingly responsive to my commands. The silicone's texture and firmness create a constant physical reminder of my authority. I've observed that submissives wearing these rings are far more compliant, more focused on my directions, and more attuned to my desires.

Pairing these rings with other bondage elements intensifies the power exchange considerably. Combined with restraints or sensory deprivation, they become a tool for complete control. The three-size set lets me match each submissive's anatomy and tolerance level, ensuring the scene remains within their limits while maximizing the psychological impact of restriction. This precision is what separates effective domination from amateur play.

See this and similar tools in action across my 300+ training videos on the BDSM Australia channel.

How it compares

Why you'll reach for it

Get three precision-engineered silicone rings that adapt to your body and your mood. This set eliminates the guesswork of finding your size, giving you options to explore different levels of constriction. At BDSM Australia, you'll find everything you need to discover which ring works best for you. Order now and start experimenting with enhanced erection quality and control. Service That Keeps Customers Coming Back.