9x11.5 White Rigid Stay Flats Self-Seal Cardboard Envelope Mailers 9"x11.5" Packing Peanuts Its lightweight and durability features

Its lightweight and durability features are perfect to help you save money on shipping costs

The bright yellow manila color helps your mailings stand out while maintaining a business-appropriate appearance

8x4x2 white boxes

The 25-pack of 18x14x12 inch boxes with handles provides ample space for storing and transporting smaller items during a move or for general storage purposes

Shipped flat and easy-to-assembly in seconds

9x11.5 White Rigid Stay Flats Self-Seal Cardboard Envelope Mailers 9"x11.5" Packing Peanuts Its lightweight and durability featuresFortify 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