Built for competitors. Designed for everyday warriors.

The VXRSI Core Series Rash Guard is the foundation of your training gear. Featuring a sleek black compression body paired with bold contrast sleeves, this design balances simplicity and presence — making it perfect for competition, open mat, or everyday grind sessions.

Engineered with high-performance 4-way stretch fabric, it delivers a second-skin fit that supports your muscles without restricting movement. Whether you’re shooting doubles, fighting for underhooks, or grinding through five hard rounds, this rash guard moves with you.

Moisture-wicking technology keeps sweat under control, while reinforced flatlock stitching ensures durability where it matters most.

Available in multiple sleeve colorways so you can match your belt, your gym, or your mindset.

Performance Features:

• Premium 4-way stretch compression fabric
• Sweat-wicking & quick-dry technology
• Reinforced flatlock stitching
• Athletic competition fit
• Clean VXRSI chest logo
• Multiple sleeve color options

Minimal. Aggressive. Ready.

This is the rash guard you reach for when it’s time to work.

VXRSI — Built for the grind.