Not only do these base layer long johns help to regulate body temperature, but they also provide an extra layer of resistance when worn underneath other flame-retardant clothing.
If worn under trousers or overalls, they can reduce the risk of burn injury by giving the wearer longer to react before sustaining a burn to the skin.
This flame-retardant underwear is manufactured from an inherently flame-retardant fabric which means the FR protection can’t be washed out.
