CRC FR Clothing Insect Repellents A special insect repellent to be used as a clothing treatment for flame (FR) clothing. For the treatment of clothing used by any outdoor worker that is exposed to insects around electric and power utilities, telecommunications equipment and installation sites, bridge and tower maintenance, cable and wire installation sites, industrial plant grounds, warehouses. Clothing treatment only, do not apply to skin. Product is tested safe per ASTM F2621-06, Electrical ARC and Flammability Test. Pack of 12