EcoSwift 250 GSM Flat Cardboard Mailers with self-sealing, peel and stick adhesive, keep contents secure. EcoSwift Cardboard Mailers are extremely durable and lightweight to help save money on postage and are constructed with strong seams. Surface easily accepts ink, stamps, and labels. Approved by shipping carriers.

• 8" x 6" x 250GSM (Grams per Square Meter: Used to measure thickness/density of material))
• Self-sealing, peel and stick adhesive keeps contents secure
• Lightweight cardboard construction helps save on postage

8" x 6" x 250GSM (Grams per Square Meter: Used to measure thickness/density of material))EcoSwift