Sinatra Undervest Short Sleeve Base Shirt
Couldn't load pickup availability
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Firefighter-ownedLicensed CAL FIRE · L2881 vendor
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Ship-by-the-poundCapped at $15.99 per order
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In-house embroideryPatches & name tape in Redding, CA
Return policy — the actual rules
- 45 days from purchase. Item must be unworn, unwashed, in sellable condition with tags + receipt.
- Customized items (embroidery, tailoring) are not returnable.
- Boots: require original packaging. 15% restocking fee applies.
- Refunds: 15% restocking fee unless return is due to our error or a defect.
- Exchanges: 5% restocking fee.
- Customer covers return shipping unless it's our error.
Duty-ready comfort, built for the base layer. The Sinatra Undervest Short Sleeve Base Shirt combines the functionality of patrol uniforms with the comfort of a true base layer — engineered for all-day wear under external carriers with advanced moisture management and breathable construction that keeps you cool, dry, and professional through every shift.
01 Professional Features
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Moisture Management
Advanced fabric technology wicks moisture away to keep you dry throughout long shifts.
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Stain Resistant & UV Protected
Built-in stain resistance and UV protection keep the shirt looking sharp and protect you on duty.
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Vented Back Yoke
Air mesh lining and underarm mesh panels boost airflow where you need it most.
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Wrinkle Free & Odor Control
Stays crisp and fresh shift after shift, resisting wrinkles and controlling odor.
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Bicomponent Construction
Cotton interior for next-to-skin comfort paired with a durable polyester exterior.
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Base Layer Design
Made to be worn all day under external carriers without sacrificing comfort or performance.
02 Find Your Fit
| Option | Details |
|---|---|
| Upper Body Material | 55% Polyester / 45% Wool |
| Lower Body Material | Polyester exterior, cotton interior |
| Sleeve Length | Short Sleeve |
See our full sizing guide.
03 Comfort & Performance
