POLY SHIPPING MAIL ENVELOPES SELF SEALING POLY MAILERS 10X135.5 MIL PACK OF 25 MAILERS TOP QUALITY/ SELF SEALINGLIGHT WEIGHT SAVES ON POSTAGEHIGH STRENGTH SEAMSGREAT FOR SHIPPING A WIDE VARIETY OF ITEMS ( GREY/BLACK IN COLOR) SEE OUR STORE FOR MORE SIZE OPTIONSCOLOR MAY VARY