post office for mailing first class mailing for envelopes letters postcard mail supplies

1.1set=100 pcs,1 roll=100pcs ,80 patterns,if you need real ps,please contact seller 2.available in sheets of 20 easy to use peel & stick self adhesive 3.celebrate love new issue valentine's day sheets, for collectibles, birthday, weddings, showers, celebrations flags, national emblems,flowers,celebrate america's love of flowers and gardens.syi