Zero Cup Shifting
Our jockstrap's unique 4 strap design secures the athletic cup in place to your body guaranteeing zero shifting, maximizing safety and performance.
Superior Comfort & Total Protection
Ultra strong yet lightweight, the Diamond MMA athletic cup fits like it was made just for you.
All in one Design
All Diamond Systems, from jockstraps to compression shorts, are handmade using the highest quality raw materials ensuring your system is built to outperform.
Featured Products
Diamond MMA High Performance Athletic Cup
$29.95
The last athletic cup you’ll ever need to buy
The Diamond MMA athletic cup couples a co-molded elastomer design with a polycarbonate core to provide complete protection, comfort, and strength unlike any other cup on the market.
- Patent-pending design protects sensitive groin muscles and nerves from all angles of impact
- Our polycarbonate core is rigid, yet flexible - built from the same plastic material used in bulletproof glass
- Ergonomic soft edge molds to your body for an exceptional level of comfort
- You’ll never buy another cup again thanks to our lifetime warranty
- Proudly designed and manufactured in the USA
Engineered by award-winning designers and Stanford University engineers, the Diamond MMA athletic cup system has been approved by doctors and urologists as the best groin protection on the market. Our products are used by professional athletes around the world.
Diamond MMA is so confident in our product that we offer you a lifetime guarantee on your athletic cup. If you have any issues with it you can contact us and we will send you out a new one free of charge! Because shorts and jocks naturally wear, we offer a 30 day warranty on our compression shorts and jock straps.
A note to international customers: We do not charge tax on the product when you buy it, but some countries may charge you a customs fee when you receive the product.
Diamond MMA Compression Jock Shorts
$59.95
The most comfortable jock short you’ll ever own.
The Diamond MMA compression jock short delivers exceptional groin protection without sacrificing comfort. Designed with military-grade elastics and premium-quality construction, our compression jock short will provide you with the optimal protection for high-impact sports.
The Diamond MMA compression jock short was designed with a high-performance 4-strap jock system and perfectly tailored cup pocket, preventing lateral and vertical movement of the athletic cup for a seamless, perfect fit.
- Tight, comfortable compression fit to warm the muscles and provide support during intense physical activity
- Includes a drawstring for a custom fit
- 30-day warranty on all compression shorts and jock straps
- Proudly designed and manufactured in the USA
Engineered by award-winning designers and Stanford University engineers, the Diamond MMA athletic cup system has been approved by doctors and urologists as the best groin protection on the market. Our products are used by professional athletes around the world.
**Our Diamond compression jock shorts are made to fit tight, but comfortable. If you are thicker in the thighs and/or seat, go up a size. If you have any questions about sizing, feel free to contact us anytime. We’d be happy to help you get a proper fit.
| Sizing | Waist in Inches |
| Small | 27" - 30" (68-76cm) |
| Medium | 31" - 34" (77-86cm) |
| Large | 35" - 38" (87-96cm) |
| X Large | 39" - 42" (97-106cm) |
| XX Large | 43" - 48" (107-122cm) |
A note to international customers: We do not charge tax on the product when you buy it, but some countries may charge you a customs fee when you receive the product.
Diamond MMA Quad Strap Jock
$29.95
An elite jock strap that stays in place through your toughest training sessions.
Designed for high-performance athletics, our unique 4-way jock strap locks your cup into place for guaranteed protection without sacrificing comfort. The Diamond MMA 4-way jock strap was engineered with military-grade elastics and premium quality construction to bring you the toughest jock strap on the market.
- Patent-pending system prevents lateral and vertical movement of the cup during training
- Designed for easy cup removal and entry
- 30-day warranty on all compression shorts and jock straps
- Proudly designed and manufactured in the USA
Engineered by award-winning designers and Stanford University engineers, the Diamond MMA athletic cup system has been approved by doctors and urologists as the best groin protection on the market. Our products are used by professional athletes around the world.
| Sizing | Waist in Inches |
| Small | 27" - 30" (68-76cm) |
| Medium | 31" - 34" (77-86cm) |
| Large | 35" - 38" (87-96cm) |
| X Large | 39" - 42" (97-106cm) |
| XX Large | 43" - 48" (107-122cm) |
A note to international customers: We do not charge tax on the product when you buy it, but some countries may charge you a customs fee when you receive the product.
Diamond MMA Compression Brief
$29.95
Hybrid Performance Boxer + Inner Brief
- Bringing you the support of underwear with the athletic benefits of compression shorts. The Diamond MMA Compression Brief eliminates bunching and unnecessary layering in a supportive, all-in-one design.
- Complete support during high-intensity training from the tailored inner brief, while the outer compression layer provides optimal flex with every movement.
- Constructed from ultra-lightweight, moisture-wicking technology, 4-way stretch nylon and spandex to keep you dry for your entire workout.
The Diamond MMA Brief is not meant to be worn with a cup and does not have a cup pocket.
**Please note that the sizing of the brief runs smaller than the sizing of the compression shorts or jocks. Please refer to the sizing chart for sizing information. If you have any questions about sizing feel free to call us at (888)959-1662 or email us at info@diamondmma.com.
| Size | Waist in Inches (cm) |
| Small | 26-29" (66-74cm) |
| Medium | 30-32" (75-82cm) |
| Large | 33-36" (83-92cm) |
| X Large | 37-39" (93-100cm) |
| XX Large | 40-44" (101-112cm) |
Not All Athletic Groin Protection is Created Equal
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