The black FR welding shirt is a breathable light welding protection with a 9oz. 100% flame retardant material. This shirt features two chest pockets with flaps and a pencil holder slot. Size Large. Package of 1. **NOTE: FR (flame-resistant) garments are light weight breathable protection that is mainly used for light welding, cutting, and grinding. ‘Flame-resistant’ means when a spark(s) lands on the garment, the garment will extinguish itself (it wont continue to burn) and somethimes the spark can create a hole on the garment. Consider leather for full protection for applications that are more than light-duty welding, cutting, and grinding. Size: Large Material: Cotton Color: Black