7 sizes of heavy duty white opaque self-seal poly mailing bags to choose from. Best quality, high strength, lightweight, recyclable blue mailing bags.

Opague, durable and tough, much tougher than standard mailing bags. Weatherproof, burst and puncture resistant. 100% recyclable.

Designed to provide security and performance to weight ratio that you can trust, for packing heavier items, confidential papers or where the package has sharper edges.

All bags are 70mu or 75mu thickness.

Permanent self-seal flap closure. Once they are sealed, they stay sealed!

Our white mailing bags accept address labels, stamps and pen.

Free delivery on all orders.