FR Labels [sew on] – Does Not Require Sew or Staple on Fire-Retardant labels. ….. this item DOES NOT require a schedule 3 interliner. Quantity – 500 Category: Labels FR [Fire Retardant] Related products FR Labels [sew on] – Does Require View product FR Labels [stick on] – Does Not Require View product FR Labels [stick on] – Does Require View product