Heated Proton Base Layer Shirt

Designed for year-round wear, the Proton Heated Baselayer Shirt combines a sporty gray camouflage detail with functional features. The 3/4 zipper allows for easy layering, while multi-zone heat elements provide even warmth across the back. In-seam thumbholes keep your hands warm without limiting movement. With Sweatsheer® technology to wick moisture, this midweight baselayer keeps you dry and comfortable for hours. Perfect for cold starts and all-day wear, it helps reduce fatigue and muscle soreness by maintaining optimal body temperature.

FEATURES:

• 60% Polyester, 30% Rayon, 10% Spandex
• Sweatsheer™ Moisture Wicking Mesh Liner
• Midweight Base Layer
• In-seam Thumb holes on cuffs
• Quarter-zip
• Multi-Zone Heat Elements: 2x Back
• Integrated Touch Control Button
• 4 Selectable Heat Settings
• 7.4volt Rechargeable Lithium-Ion Battery
• Up to 10 Hours of Power Per Charge
• Universal USB Charging Input