Description
Specs
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Dimensions: 26 x 40 cm
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Length: 26 cm
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Height: 40 cm
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Opening: 19 cm
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Material: 100% Recycled Kraft Paper
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Weight: 150 g/m²
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Thickness: 0.300” (≈ 7.62 mm)
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Closure Type: Self-adhesive Flap
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Adhesive Type: Hot Melt (Pressure-activated)
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Bubble Size: 5 mm
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Model: #5
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Color: Brown
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Units per Pack: 100 Envelopes
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Recyclable: Yes
 
Description
The 26 x 40 cm Brown Kraft Bubble Mailers (#5) are a professional and eco-friendly choice for safe shipping. Crafted from durable recycled kraft paper and lined with 5 mm protective bubbles, they shield items from impacts, shocks, and scratches during transit.
Featuring a permanent self-adhesive closure, these envelopes ensure a secure, tamper-resistant seal. Ideal for mailing documents, small products, and fragile items, they combine strength, practicality, and sustainability for all your shipping needs.
How to Use
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Select the right envelope size for your item, leaving enough space to seal securely.
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Insert the item, keeping it centered and cushioned.
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Remove the adhesive strip and press the flap firmly to seal.
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Label the package with the recipient’s details and hand it to your courier.
 
About Our Products
1. Measure the product (length, width, height) with enough space for padding or protection.
2. Search our catalog for the box with suitable internal dimensions.
3. If you need advice, our Sales team can guide you.
Yes. We carry plain corrugated boxes in most categories (white, regular, and tabbed). For custom sizes, please contact us to review minimum availability and production times.
Yes, we're constantly adding more sustainable options. Visit our Eco-Friendly Packaging Collection to see environmentally friendly boxes and materials.
• Bubble Mailers: These have an inner layer of bubble wrap that protects fragile and lightweight items. Ideal for electronics or small fragile items.
• Rigid Envelopes: Made with cardboard or a hard material that prevents bending. Perfect for documents or items that don't need to be folded.
White and regular kraft boxes have the same strength if they share the same gauge (single corrugated). The choice is usually more about aesthetics or presentation. White boxes tend to give a cleaner or more premium appearance, while kraft boxes offer a natural, rustic look.
Compatible with All Major Couriers
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