150 Pack 11x13.5 White Rigid Stay Flats Self-Seal Cardboard Envelope Mailers 11"x13.5" 1.5" Tubes Recycled Kraft Paper is the

Recycled Kraft Paper is the environmentally friendly alternative to other void filling products

With its substantial 25 lb weight and generous 24" x 36" size

Easy-to-assemble in seconds

18" wide x 900' long

Multi-Pack: This 50-pack provides ample quantity for your packing needs

150 Pack 11x13.5 White Rigid Stay Flats Self-Seal Cardboard Envelope Mailers 11"x13.5" 1.5" Tubes Recycled Kraft Paper is theFortify 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