Do NOT machine dry.
To clean, simply handwash in warm water and mild detergent, then leave to air dry..This safety vest is ideal for electricians, utility workers, chemical plant workers, miners and oil technicians, as well as any work involving fire hazards. The polyester fabric and mesh back are not only comfortable, but also treated with flame-retardant properties tested under D6413 methods to self-extinguish when ignited.