--- title: "Rock Solid 3\" Black Donut Ring" url: "https://phareros.com/product/rock-solid-3-black-donut-ring/" type: "product" brand: "Doc Johnson" price: "7.88" currency: "USD" availability: "in_stock" phareros_score: "63" image: "https://imagedelivery.net/yMyw0dLbvNU5PSeclkTipg/wp-631177-d900a52acc8c1403/public" --- # Rock Solid 3" Black Donut Ring - **Price:** $7.88 - **Availability:** In stock - **Brand:** [Doc Johnson](https://phareros.com/brand/docjohnson/), [Rock Solid](https://phareros.com/brand/docjohnson/rock-solid/) - **Category:** [Cockrings & Lassos](https://phareros.com/product-category/penis-enhancement/cockrings-lassos-penis-enhancement/), [Penis Enhancement](https://phareros.com/product-category/penis-enhancement/) - **SKU:** 1975-29BKEA - **GTIN:** 6768903842601 - **Product page:** https://phareros.com/product/rock-solid-3-black-donut-ring/ - **Image:** https://imagedelivery.net/yMyw0dLbvNU5PSeclkTipg/wp-631177-d900a52acc8c1403/public ## Phareros Score: 63/100 Body safety and quality, rated only on available evidence. Evidence: TPE/TPR; Reputable brand; Popular. How the score works: https://phareros.com/phareros-score/ ## Specifications - **Weight:** 0.075 lbs - **Dimensions:** 3.25 × 1.125 × 5.5 in - **Gender:** Unisex - **Manufacturer:** Doc johnson - **Product Type:** Penis Enhancement - **Packaging:** Clamshell - **Material:** Thermoplastic Elastomer (TPE) ## Description Achieving a firmer, more enduring performance becomes much simpler when you have the right support at the base. The Rock Solid 3" Black Donut Ring utilizes a classic C-ring shape designed specifically to help you maintain those long-lasting erections you've always dreamed of. By applying gentle, consistent pressure around the base of your anatomy, this ring helps trap blood where it belongs, ensuring your erections stay harder and more impressive for longer durations. Whether you are looking to add a bit of extra girth or simply want to extend the playtime, this sleek black accessory provides the reliable tension needed to enhance both size and thickness during intimacy. #### Key Features - Soft and stretchable material for a comfortable, customized fit - Designed to delay ejaculation and prolong erection duration - Enhances both girth and thickness for a more substantial feel - Made from high-quality, body-safe Thermoplastic Elastomer (TPE) and Thermoplastic Rubber (TPR) - Phthalate-free construction for peace of mind during use - Super stretchy design that accommodates various sizes with ease - Classic donut shape for targeted pressure application Because this ring is crafted from premium TPE and TPR, it offers a level of flexibility that harder materials simply cannot match. These elastomers are incredibly versatile, allowing the ring to be pulled wide to accommodate even the largest users while still maintaining enough tension to do its job effectively. The soft, skin-like texture provides a comfortable experience, making it much more pleasant than cheaper, scratchy alternatives. Since the material is phthalate-free and body-safe, you can focus entirely on your pleasure without worrying about harsh chemicals or irritating additives. To ensure the best possible experience, we highly recommend using a generous amount of water-based lubricant. Adding plenty of lube is the secret to achieving maximum comfort and making the application and removal process seamless. Since the material is a soft elastomer, a smooth glide prevents any unnecessary friction against sensitive skin. When it comes to care, always clean your Donut Ring with warm water and a mild, unscented soap after every use. Pat it dry with a lint-free towel and store it in a cool, dry place away from other toys to prevent the material from sticking or degrading. Whether you are a beginner exploring the benefits of constriction or a seasoned pro looking to add more intensity to your routine, this ring is a reliable addition to your bedside collection. Experience the difference that consistent, comfortable pressure can make for your stamina and satisfaction. Find your next favorite bedroom companion and explore our full collection at [Phareros.com](https://phareros.com/) . ## Frequently asked questions #### What materials are used to make the donut ring, and are they safe for sensitive skin? The ring is made from high-quality, body-safe Thermoplastic Elastomer (TPE) and Thermoplastic Rubber (TPR), and it is phthalate-free for peace of mind during use. #### How do I keep the ring clean and maintain its longevity? After every use, always clean your Donut Ring with warm water and a mild, unscented soap. Pat it dry with a lint-free towel and store it in a cool, dry place. #### What is the best way to use the ring for maximum comfort? To ensure the best experience, we highly recommend using a generous amount of water-based lubricant, as a smooth glide prevents unnecessary friction against sensitive skin. #### What benefits does this ring offer regarding performance? This ring is designed to help maintain long-lasting erections by applying gentle, consistent pressure, which helps trap blood at the base to enhance both size and thickness. ## Similar products - [Rock Solid 2" Black Donut Ring](https://phareros.com/product/rock-solid-2-black-donut-ring/) — $6.94 - [Rock Solid 3" Clear Donut Ring](https://phareros.com/product/rock-solid-3-clear-donut-ring/) — $7.88 - [Rock Solid 2" Clear Donut Ring](https://phareros.com/product/rock-solid-2-clear-donut-ring/) — $6.94 - [Rock Solid 3" Hoist Smoke Donut Ring](https://phareros.com/product/rock-solid-3-hoist-smoke-donut-ring/) — $12.60 - [Rock Solid The Nutt Ring - Black](https://phareros.com/product/rock-solid-the-nutt-ring-black/) — $12.60 --- ## Buying from Phareros Free US shipping on orders over $49. Orders ship in plain packaging with no external markings. Card statements show "Enterprise Refinery LLC", not the store name. 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