$19.99
Many people are irrational before their first coffee. So why not have an irrational number on your mug?
Pi (π) is a mathematical constant approximately equal to 3.14159, representing the ratio of a circle’s circumference to its diameter
It is an irrational number, meaning its decimal representation goes on forever without repeating
9.5cm High
Dishwasher safe
In stock
This is a commonly used children's conversion guide.
Sizes and size conversions differ from one brand to another.
| UK | European | US | NZ |
| 0.5 | 16 | 1 | 3-6 m |
| 1 | 17 | 2 | 6-12 m |
| 2 | 18 | 3 | 2 |
| 3 | 19 | 4 | 3 |
| 4 | 20 | 5 | 4 |
| 5 | 22 | 6 | 5 |
| 6 | 23 | 7 | 6 |
| 7 | 24 | 8 | 7 |
| 8 | 25 | 9 | 8 |
| 9 | 26 | 10 | 9 |
| 10 | 27 | 11 | 10 |
| 11 | 28 | 12 | 11 |
| 12 | 29 | 13 | 12 |
| 13 | 30 | 1 | 13 |
| 1 | 31 | 2 | 1 |
| 2 | 32 | 3 | 2 |
This is a commonly used conversion guide for Women's shoes.
Sizes and size conversions differ from one brand to another.
| US (NZ) | EU | UK |
|---|---|---|
| 5 | 36 | 3 |
| 6 | 37 | 4 |
| 7 | 38 | 5 |
| 8 | 39 | 6 |
| 9 | 40 | 7 |
| 10 | 41 | 8 |
| 11 | 42 | 9 |
| 12 | 43 | 10 |
This is a commonly used conversion guide.
Sizes and size conversions differ from one brand to another.
| US | EU | UK (NZ) |
|---|---|---|
| 6 | 39 | 5 |
| 7 | 40 | 6 |
| 8 | 41 | 7 |
| 9 | 42 | 8 |
| 10 | 43 | 9 |
| 11 | 44 | 10 |
| 12 | 45 | 11 |
| 13 | 46 | 12 |
| 14 | 47 | 13 |
