ยง  389-a.  Label  requirements  for used bedding. The label indicating
  that an article of bedding contains used material, in whole or in  part,
  shall  be  at  least  fifteen  square inches in area, contain the phrase
  "used material" or "used bedding", as the  case  may  be,  in  prominent
  print,  be  yellow  in  color,  and  be  stitched  or otherwise securely
  attached to the bedding in  such  a  manner  that  it  may  be  seen  by
  consumers prior to purchase.
Structure New York Laws
Article 25-A - Articles of Bedding
384 - Registration of Manufacturers of New Bedding.
385-A - Registration of Sellers of Used Bedding.
385-B - Transport, Storage and Sale of Used Bedding.
388 - Suspension and Revocation of Registrations.
389 - Deceptive Acts or Practices Prohibited.
389-A - Label Requirements for Used Bedding.
389-B - Label Requirements for New Bedding.
389-C - Special Application of Section Three Hundred Forty-Nine of This Chapter.