Square Sponge Kraft Paper Bag

SKU: SSPB
Product Type: Flat Paper Bags
Size: 280 x 279mm
Colour: Brown
PCS: 500

Reduce your waste disposal costs

Eliminate contact with hazardous waste

Reduce your impact on the environment

Simplify your packaging ordering

Pack square sponge cakes, lamingtons, and square baked goods in a bag built to fit them. At 280 x 279mm, the near-square format accommodates square cakes without the product shifting inside. The flat base gusset opens wide and stands upright during packing. Made from food grade certified brown kraft paper. 500 bags per carton.

Square baked goods are difficult to fit in rectangular bags without the product sliding. This bag's square proportions keep items centred and secure. Suits artisan and rustic bakery presentation. Food grade certified, recyclable, and biodegradable.

At a Glance

Specification Details
Material Food grade paper
Dimensions 280 x 279mm
Gusset Depth Flat base gusset
Colour Brown/Kraft
Bag Type Self-opening satchel (SOS)
Food Grade Yes — food grade certified
Recyclable Yes — kerbside recyclable
Biodegradable Yes
Carton Quantity 500 bags per carton
Delivery Fast Sydney dispatch

Perfect for: Bakeries and patisseries packaging square sponge cakes, lamingtons, and square baked goods.

Product Details
Key Features+
  • 280 x 279mm dimensions near-square format sized for square cakes and sponges
  • Flat base gusset self-opening bag stands upright for easy packing
  • Brown kraft paper natural finish suited to artisan and bakery branding
  • Food grade certified safe for direct food packaging
  • Self-opening design opens square to match the product shape
  • Recyclable and biodegradable supports plastic reduction in food packaging
  • 500 bags per carton bulk supply for consistent bakery restocking
Why Bakeries Choose This Bag+

For Counter and Kitchen Staff

  • Square proportions match square cakes without product sliding to a corner
  • Flat base gusset opens wide enough to slide a full square cake in cleanly
  • Stands upright on the counter during packing ‚Äî no need to hold the bag open
  • Kraft finish presents well for artisan bakery counter and display

For Procurement and Operations

  • Specific square sizing eliminates the need to improvise with rectangular bags for square products
  • Food grade certified paper for safe use in bakery food contact applications
  • 500 per carton provides cost-effective bulk supply
  • Sydney warehouse stock for fast resupply
Use Cases+

Bakeries and Patisseries

  • Square sponge cakes and layer cakes
  • Lamingtons and square slices
  • Square tarts and individual square baked goods

Cafes and Dessert Shops

  • Individual square dessert takeaway packaging
  • Square cake slice presentation
  • Display bags for square baked goods on the counter

Markets and Events

  • Square artisan cake packaging at markets
  • Square baked goods as gifts and event treats
  • Specialty square food product retail packaging
Technical Specifications
Feature Details
Material Food grade paper
Dimensions 280 x 279mm
Gusset Depth Flat base gusset
Colour Brown/Kraft
Bag Type Self-opening satchel (SOS)
Food Grade Yes
Recyclable Yes — kerbside recyclable across Australia
Biodegradable Yes
Carton Quantity 500 bags per carton
Frequently Asked Questions
What does SOS stand for?+

SOS stands for Self Opening Satchel. It refers to the flat bottom gusset design that allows the bag to stand upright and open wide. This makes it easier to fill and display on a counter or shelf.

Are these bags food grade?+

Yes. These bags are food grade certified and suitable for carrying and serving food items. They are designed for packaging baked goods, bread, pastries, and other food products.

Why is a square bag better for square cakes?+

A rectangular bag allows a square cake to slide and shift inside, which can damage decoration and presentation. A square bag (280 x 279mm) holds a square cake snugly, keeping it centred and secure during transit and handout.

Is there a white version of this bag?+

The Square Sponge bag is available in kraft only. For similar sizing in white, the D Bread White Satchel Paper Bag (379 x 279mm) is the closest option, though it is slightly wider.

What is your lead time for orders?+

We dispatch from our Sydney warehouse within 1-2 business days for in-stock items. Most NSW orders arrive within 2-3 business days.

Why Zeropac & Related Products

Why Zeropac

  • Consistent quality from a reliable supply chain
  • Sydney warehouse stock for fast delivery across Australia
  • Food grade certified paper for safe food packaging
  • Bulk carton sizing for cost-effective procurement

Related Products

Other satchel sizes:

Full range:

Returns

Our policy lasts 30 days. If 30 days have gone by since your purchase, unfortunately we can’t offer you a refund or exchange.

To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.

Refunds

Once your return is received and inspected, we will send you an email to notify you that we have received your returned item. We will also notify you of the approval or rejection of your refund.

If you are approved, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within a certain amount of days.

Sale items

Only regular priced items may be refunded, unfortunately, sale items cannot be refunded.

Shipping

To return your product, you should mail your product to: DB Packaging Pty Ltd, Unit 3, 3-7 Carnegie Place, Blacktown NSW 2148 

You will be responsible for paying for your own shipping costs for returning your item. Shipping costs are non-refundable. If you receive a refund, the cost of return shipping will be deducted from your refund.

Depending on where you live, the time it may take for your exchanged product to reach you, may vary.

If you are shipping an item over $75, you should consider using a trackable shipping service or purchasing shipping insurance. We don’t guarantee that we will receive your returned item.

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