Flax & Stitch - Reusable Freezer Bag Calculator

How much could you save by using Reusable Freezer Bags?

Our Flaxie Freeze reusable freezer bags last for many years and hundreds of uses, helping you save money every month while reducing waste.

Use this simple two‑step calculator to discover your potential savings – both monetary and environmental!

  1. Enter your typical disposable bag usage.
  2. Create your collection of Flaxie Freeze reusable freezer bags to discover your potential savings.

Step 1. Share your typical monthly usage of disposable freezer bags

Number of disposable freezer bags used per month

Please enter the number of disposable bags that you throw away each month.

20
50

Average cost of a disposable freezer bag

Disposable freezer bag prices vary widely:

Low end: €0.05–€0.13 per bag (e.g., IKEA ISTAD small & large)

Typical supermarket range: €0.06–€0.20 per bag

Premium / limited‑reuse brands (≈10 uses): €0.25–€0.37 per bag

0.2
0
0.5

Average weight of a disposable freezer bag

Disposable bags are extremely light, typically 4–7 grams each.

5 g
15

Period over which to perform the calculation (years)

Please enter the number of years to use for the simulation.

We are using some original Flaxie Freeze bags from launch in January 2017. They're still prefect!

5
0
10

Your impact if you stopped using disposable bags today:

Disposable Bags Avoided

Plastic Waste Saved

kg

Monthly Savings

Annual Savings

Savings over Period

Step 2. Create your ideal Flaxie Freeze collection to replace the disposable freezer bags

Start with a popular mix or build your own.

These presets are based on thousands of real orders since 2019. Choose one to begin, then fine‑tune with the sliders below.

For individuals & couples

Comprises:
• 1 × Medium
• 1 × Large

Description:
A simple, flexible duo that covers most everyday freezing needs without over‑committing.

Everyday family essentials

Comprises:
• 1 × Small
• 1 × Medium
• 1 × Large

Description:
A balanced trio for families who freeze a bit of everything — snacks, meals, and bread.

Your mid‑week meal workhorse

Comprises:
• 1 × Small
• 2 × Medium
• 1 × Large

Description:
Your mid‑week meal workhorse. Ideal for leftovers, batch cooking, and regular weekly prep.

For households that freeze often

Comprises:
• 2 × Small
• 2 × Medium
• 2 × Large

Description:
A well‑rounded kit for serious weekly freezer use.

Perfect for big bakes

Comprises:
• 1 × Large
• 2 × XL
• 1 × XXL

Description:
Perfect for sourdough and big bakes. Everything from rolls to hefty artisan boules.

Small

0
0
25

Size (Closed): 15cm (w) x 15cm (h)

Approx Capacity: 0.5L

Perfect for herbs, berries, or baby food portions.

Medium

0
0
25


Size (Closed): 24cm (w) x 22cm (h)

Approx Capacity: 1.75L

Perfect for sandwiches, chopped vegetables, or small meat portions.

Large

0
0
25


Size (Closed): 27cm (w) x 27cm (h)

Approx Capacity: 3L

Perfect for Perfect for family-sized meals, larger vegetables, or small whole chickens.

XL

0
0
25


Size (Closed): 30cm (w) x 31cm (h)

Approx Capacity: 4.5L

Perfect for meal prep, storing bread, or larger quantities of frozen produce.

XXL

0
0
25


Size (Closed): 35cm (w) x 40cm (h)

Approx Capacity: 8.5L

Perfect for bulk freezing, storing large loaves of bread, or extensive meal prep.

Totals

Your financial case to start using Flaxie Freeze reusable bags today:

Trees for you! We plant one tree for every €20 spent

Your Flaxie Freeze set-up cost

Breakeven - Months

Total Net Savings over Period

Small changes add up - and you’re in good company...

2,000,000+ single use bags avoided ♻️✅

If each Flaxie Freeze sold since January 2019 replaced just one disposable freezer bag every month, then together we’ve already prevented more than 2 million pieces of plastic waste. 🙏

Eco Hand Icon
10,000kg + of plastic waste avoided ⚖️✅

Assuming that each of the disposable freezer bags that were replaced by a Flaxie Freeze weighed 5g, we have saved 10 tonnes of plastic waste. 🫶