Oni Mask Rashguard
Control the Moment. Stay Heavy.
Inspired by the legendary Oni of Japanese folklore — symbols of power, dominance, and fearlessness — this rashguard represents the art of pressure.
The Oni Mask Rashguard is built for grapplers who don't rush.
They control pace.
They break posture.
They hold position.
On the back, the kanji 練習 (Renshuu) serves as a reminder of deliberate practice — the quiet discipline that turns effort into mastery.
This is dominance earned through patience.
This design reflects mastery through patience and presence — the kind of dominance that isn't loud, but impossible to escape.
Elite Performance. Built for the Grind.
Engineered for athletes who demand durability, mobility, and comfort under pressure, this compression rashguard moves with you through intense rounds and hard training days.
- 4-way stretch fabric for unrestricted movement
- Compression fit for muscle support and reduced fatigue
- Flatlock seams to prevent chafing
- Moisture-wicking & quick-dry technology
- UPF 50+ sun protection
- Longer body and sleeves for secure coverage
Fabric Composition
75% recycled polyester / 25% elastane (US & Mexico)
82% polyester / 18% elastane (Latvia)
Lightweight yet durable at 225–230 g/m²
Crafted for Performance
Printed, cut, and hand-sewn by skilled technicians for long-lasting quality and vibrant detail.
To extend the life of your rashguard, rinse after use and avoid rough surfaces or velcro fasteners.
Made for You
Each rashguard is produced on demand to ensure premium quality and reduce waste. Please allow additional processing time before shipment.
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