This regulation does not apply to: An electronic component, or the casing for an electronic component, of a juvenile product, a mattress, upholstered furniture, or reupholstered furniture; A component of upholstered or reupholstered furniture other than cover fabric, barrier material, resilient filling material, and decking material; Thread or fiber when used for stitching mattress components together; or Except for foam, a component of an adult mattress. A person may not import, sell, or offer for sale any juvenile product, mattress, upholstered furniture, or reupholstered furniture that contains more than 0.1 percent of flame-retardant chemicals by mass.