No melt, no-drip flame resistant (FR) fabrics make sure that your equipment and other military apparel will not melt or fuse onto your skin, should you be exposed to open flame or fire. All DRIFIRE Comfortable FR Wear garments--from base layer T-shirts to combat shirts and flight suits--feature permanent FR and permanent comfort properties, giving you the flexibility to layer up or layer down to regulate your skin temperature and modify your level of protection to meet the unique needs of your situation.