GREY STRONG MAILING MIXED BAGS PLASTIC POSTAL MAIL POSTAGE POLY | 30 Till 2000
☑ OPAQUE as Inside is Black - 100% RECYCLABLE Low-Density Polyethylene Envelopes Bags. 17" x 22" - 432 x 560mm. 13" x 19" - 330 x 480mm. 16" x 21" - 406 x 533mm. 14" x 17" - 356 x 480 mm. 28" x 30" - 710 x 760mm.