SMALL & LARGE GREY MAILING POSTAL BAGS SACKS -100% RECYCLED/RECYCLABLE ALL SIZES
ALL GREY POLY BAGS HAVE A 40MM CLOSING STRIP, WHICH INCLUDES A STRONG ADHESIVE SELF SEALING PEEL + SEAL GLUE STRIP. MATERIAL THICKNESS RANGES FROM 50 MICRON ON THE SMALLER SIZES, AND 60 MICRON ON THE LARGER SIZES.