1000 Pack 9.75x12.25 White Rigid Stay Flats Self-Seal Cardboard Envelope Mailers 9.75"x12.25" 5" stretch wrap extended Upgrade your gift wrap and

Upgrade your gift wrap and make every occasion feel extra special

Crafted from premium 250 GSM material for enhanced durability

Box size reflects outside dimensions (OD)

ensuring convenience and efficiency

1000 Pack 9.75x12.25 White Rigid Stay Flats Self-Seal Cardboard Envelope Mailers 9.75"x12.25" 5" stretch wrap extended Upgrade your gift wrap andFortify 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