National Safety Apparel FR Control 2.0 Long Sleeve T-Shirt, 2XL, Navy, C52FKSRLS2XL Features: Inherently flame resistant - will not melt or drip Proactively regulates skin temperature (+/- 3 degrees Heat Stress Reduction Reduces perspiration 34% Lightweight, breathable fabric Odor Control Superior moisture wicking & dry rate Stretch for comfort & flexibility Raglan sleeves for optimal range of motion