The US Military DriFire Short Sleeve Shirt is the shirt you want for the times we are living in. With the most advanced moisture wicking fibers available, this shirt will keep you comfortable no matter how hot or cold it is outside as it will wick away moisture from your body. The technology behind the Dri-release fabric allows for unrivaled flame resistance and comfort that will make this shirt your new favorite. Lightweight and capable of being worn as either a base layer or stand alone shirt, you'll be able to use this shirt no matter what season we are in. Features: Factory New Shirt from DriFire Performance Wear Lightweight - Meets US Military Silk Weight Specifications Designed as a Base Layer Article - Wear in Any Climate Moisture Wicking Antimicrobial Fully Flame Resistant Dries 4x Faster than Standard Cotton Shirts