Made from our proprietary 4-way stretch, moisture-wicking, brushed fabric, Blauer QuickHeat Thermal Mock feature a raglan style with an embroidery ready mock collar, flat lock seams for comfort, and breathable mesh side panels. This technical base shirt dries in a flash, feels comfortable under your uniform shirt or armor, and offers easy wash and wear. Brushed fabric with 4-way stretch also has odor prevention and moisture wicking properties Breathable side mesh panels for maximum comfort Quick drying to help prevent hypothermia Embroidery-ready mock collar Drop shoulder design with athletic cut for mobility Longer tail stays tucked in all day Material Shell 1: 100% Polyester Jersey, Shell 2: 92% Polyester Microfiber, 8% Anti-Static Mesh Warmth Heat Factor Level I - Amp Up Your Heat Factor By Layering Moisture Management Performance polyester with anti-static wicking material offers advanced moisture evaporation and quick drying Odor Protection Odor control technology stops growth of odor causing bacteria UV Protection UPF 30 Care Machine wash, cold water, gentle cycle. Tumble dry low, remove promptly. Touch up with steam iron or permanent press.