The Ultimate Groin Protection System for Rugby Players

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Diamond MMA | Quad Strap System | Quad Strap Jock and Athletic Cup

Rugby is a physically demanding sport that involves a lot of body contact and tackling. With all that movement, it's important for rugby players to protect their sensitive areas from injury. Wearing an athletic cup and jock strap can provide the necessary support and cushioning to prevent painful injuries. In addition to preventing injury, athletic cups and jock straps can also boost a player's confidence on the field, allowing them to focus on the game rather than worry about injury. Diamond MMA offers high-quality athletic cups and jock straps designed specifically for rugby players. Their products are made with a durable polycarbonate core and a soft elastomer layer for maximum comfort and protection. Don't take the risk of injury on the rugby field, invest in proper groin protection today.

Product features

youth leagues

Cups are required by many youth leagues. 

Avoid the fight and get the cup system that is comfortable enough that your son won't argue when it's time to put it on. 

zero shifting

Our patented quad-strap system acts like suspenders, keeping the cup in place against your body without movement even when running, squatting, and moving at all angles. 


Our compression brief sport underwear is so comfortable that you'll want to wear it from the gym and forget you're ever wearing it. 

Performance short with 

built-in jock

Performance boxer with 

built-in brief


Moisture Control

Soft feel

4-way stretch

Odor control

No roll waistband


We're confident we design and sell the very best groin protection available at any price, and we want you to share our confidence! That's why we back every sale with a 100% satisfaction guarantee.

If you don't like the product, if it just doesn't work for you, if it doesn't fit, contact us and we'll make it right. 

what our customers have to say