300 Pack 9x11.5 White Rigid Stay Flats Self-Seal Cardboard Envelope Mailers 9"x11.5" 3" stretch wrap 5" -32 ECT -Adds stiffness

5" -32 ECT -Adds stiffness to flimsy packages -Quantity 50 Pieces

-7 1/2" 1/2" x (1/2" or 1") -Perforated for easy folding -Holds 1 - 6 45 RPM records or other items -Perforated at multiple depths for flexibility - one mailer makes multiple sizes

Film measures 20" x 1000' with an 80 gauge

offering convenience and value

Dimensions are outside dimensions

300 Pack 9x11.5 White Rigid Stay Flats Self-Seal Cardboard Envelope Mailers 9"x11.5" 3" stretch wrap 5" -32 ECT -Adds stiffnessFortify your packages with the most robust cardboard mailers on the market. Crafted from premium 250 GSM material, these white mailers are built to shield your shipments from the elements. Ultra durable 250 GSM cardboard construction Self sealing closure for seamless packing Heavy duty adhesive to prevent leaks and spills Don't entrust your valuable items to flimsy packaging. Our top tier cardboard mailers provide unparalleled protection to ensure