The Brief The TSA has banned cordless hairstyling tools from checked luggage due to fire hazards. These tools, which include gas and battery-powered models, can still be packed in carry-on bags. The Transportation Security Administration (TSA) has announced new regulations for travelers, including a ban on certain hairstyling tools in checked luggage. More specifically, the following types of hair tools are banned in checked bags, per the FAA:Curling irons or flat irons that contain lithium metal or lithium ion batteriesCurling irons or flat irons that are gas- or butane-fueledGas refills, or spare cartridges, for curling irons or flat irons. Hair tools that plug into an outlet are still allowed in both checked and carry-on luggage.