Small Baby Blue Postage Poly Mailing Bags 9″ x 12″ – 215x330mm

Our Baby Blue Poly Mailing Bags in 9″ x 12″ (215 x 330mm) are designed for secure, professional, and cost-effective shipping. Made from high-quality polythene, these strong mailing bags are tough, tear-resistant, and fully waterproof — providing excellent protection for your parcels during transit.

The opaque baby blue finish ensures privacy, keeping the contents concealed while giving your parcels a clean and professional appearance. Each bag features a reliable peel-and-seal adhesive strip that creates a tamper-evident closure, helping protect your shipments from interference once sealed.

Lightweight yet durable, these poly mailers are ideal for reducing postage costs without compromising on strength. Their flexible material allows them to comfortably hold clothing, soft goods, documents, and other non-fragile items.

Perfect for online retailers, e-commerce sellers, Amazon and eBay businesses, boutiques, and fulfilment operations, these 9×12 mailing bags provide an efficient and professional packaging solution.

Key Features:

• Size: 9″ x 12″ (215 x 330mm)
• Strong, tear-resistant polythene
• Fully waterproof and moisture resistant
• Opaque finish for privacy
• Secure self-seal adhesive strip
• Lightweight to help save on postage
• Ideal for apparel and e-commerce orders

If you are looking for durable coloured mailing bags that combine strength, affordability, and professional presentation, these baby blue postage bags are an excellent choice.

Why Choose Baby Blue Poly Mailing Bags?

Choosing the right mailing bag helps protect your brand and your products. Our baby blue poly mailing bags are manufactured to deliver both performance and presentation.

High Strength Polythene

Made from durable polythene material designed to resist tearing and splitting during handling.

Waterproof & Tear-Resistant

Protects your items from rain, moisture, and rough transit conditions.

Self-Seal Adhesive Strip

Easy peel-and-seal closure provides secure packaging and tamper evidence.

Professional Coloured Packaging

Stand out from plain packaging with a clean baby blue finish that enhances brand presentation.

Ideal for Clothing, Soft Goods & Documents

Perfect for shipping apparel, T-shirts, textiles, paperwork, and non-fragile e-commerce products.

Available in Bulk Quantities

Cost-effective bulk packs available to suit businesses of all sizes.

Explore More Coloured Mailing Bags

We stock a wide range of coloured mailing bags to suit your branding and packaging needs. Browse our full collection below:

• Clear Mailing Bags

• Dark Green Mailing Bags

• Grey Mailing Bags – https://officepackaging.co.uk/postal/mailing-bags/grey-mailing-bags.html

• Metallic Blue Mailing Bags – https://officepackaging.co.uk/postal/mailing-bags/metallic-blue-mailing-bags.html

• Neon Green Mailing Bags – https://officepackaging.co.uk/postal/mailing-bags/neon-green-mailing-bags.html

• Pink Mailing Bags – https://officepackaging.co.uk/postal/mailing-bags/pink-mailing-bags.html

• Purple Mailing Bags – https://officepackaging.co.uk/postal/mailing-bags/purple-mailing-bags.html

• Red Mailing Bags – https://officepackaging.co.uk/postal/mailing-bags/red-mailing-bags.html

• White Mailing Bags – https://officepackaging.co.uk/postal/mailing-bags/white-mailing-bags.html