Inversion Fightwear
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The ONI 2-in-1 BJJ training shorts by Inversion Fightwear draws power from ancient legend and channels it into elite performance gear for modern grapplers. Inspired by the fearsome Oni a legendary demon from Japanese folklore known for unmatched strength, fury, and fearlessness this pair of 2-in-1 BJJ training shorts is designed for those who train with intensity and fight with fire.
Traditionally portrayed in fiery red or deep indigo, the Oni symbolizes raw, untamed energy and a relentless warrior spirit. That essence lives in every thread of this pair of 2-in-1 BJJ training shorts, from the dynamic hand-drawn Oni design to the battle-ready construction. It’s more than gear. It’s a statement.
Crafted from high-grade, lightweight 4-way stretch fabric and engineered for fluid movement, these 2-in-1 BJJ training shorts offer unrestricted mobility, whether you're drilling takedowns or rolling through scrambles. The internal compression layer from the 2-2in-1 BJJ training shorts provides muscle support and eliminates ride-up, while the reinforced waistband keeps everything secure and distraction-free.
The Oni isn't just a myth, it's a mindset. Ruthless. Resilient. Relentless.
These 2-in-1 BJJ training shorts captures that spirit with striking style and combat-grade performance. Whether you're a warrior in training or stepping onto the competition stage, the ONI these 2-in-1 BJJ training shorts fuels your fight with power and presence.
Pair it with the ONI No Gi BJJ rash guard to complete your battle armor.
Sizing guide for the 2 in 1 BJJ shorts is the same as the regular BJJ shorts. They are however, slightly tighter due to the inner compression layer. If you are in between sizes, we recommend going one size up.
| SIZE | WAIST (IN) | WEIGHT (KG) |
| XXS | < 26 | < 50 |
| XS | 26 - 28 | 50 - 59 |
| S | 28 - 30 | 60 - 69 |
| M | 30 - 32 | 70 - 79 |
| L | 34 - 36 | 80 - 89 |
| XL | 36 - 38 | 90 - 99 |
| XXL | > 38 | >105 |
