Streamline your shipping and returns with our Returnable Courier Bags, designed to offer both convenience and sustainability. Featuring a dual self-seal adhesive strip, these poly mailers allow parcels to be securely sent and just as easily returned, making them ideal for online retailers and growing e-commerce businesses.

Each satchel measures 420mm wide x 450mm long with a 70mm flap, giving you extra space to pack bulkier items such as jackets, shoes, books, electronics, or multiple clothing pieces. At a robust 60um thickness, these bags are engineered for strength, providing tear resistance, waterproof protection, and tamper-proof security throughout transit.

Manufactured from 90% recycled LDPE plastic, these courier satchels are lightweight, eco-friendly, and 100% recyclable, helping your business reduce its environmental footprint while maintaining professional packaging standards. For added impact, they can also be custom-printed with your branding or logo.

Key Features:

• Size: 420mmW x 450mmL + 70mm flap

• Pack Size: 500 bags per carton

• Return-ready with dual adhesive seals

• Made from 90% recycled LDPE

• Fully recyclable & eco-conscious

• 60um thickness for strength and reliability

• Water-resistant and tamper-proof for secure deliveries

• Custom printing and sizing available

Why use returnable mailing bags?

These eco courier bags combine durability, sustainability, and ease of use. The larger format is perfect for shipping bulkier goods while still delivering a lightweight, cost-effective mailing solution. With built-in return functionality, they also enhance the customer experience by making returns simple and hassle-free.