About the Bubble Wrap Calculator
How much bubble wrap or paper you need to wrap items, including layers and wastage, in metres and rolls.
Also known as: packing material calculator, wrap needed, protective packaging.
How to use this calculator
- Enter item length (cm), item width (cm), item height (cm), layers and the other fields.
- The result updates instantly as you type — press Calculate (or Enter) at any time.
- Review the breakdown shown under the main result.
- Use Copy result or Share to save the answer or send a link with your inputs.
Formula
Area = surface area × layers × items × (1 + waste)
Worked example
Using the values pre-filled in the calculator above:
- Item length (cm) = 30
- Item width (cm) = 20
- Item height (cm) = 15
- Layers = 2
- Items = 50
- Roll width (cm) = 50
- Roll length (m) = 100
- Wastage = 10 %
the calculator returns:
- Wrap needed: 59.4 m
- Total area: 29.7 m²
- Rolls needed: 1
- Per item: 1.19 m