Centimetres
What size hat is 56 cm?
56 cm on the tape converts to this hat size — no maths needed on your end.
A 56 cm head takes US fitted hat size 7 (head circumference 22 inches, UK size 6 7/8, EU 56, letter roughly M).
US fitted
7
for a 56 cm head
In cm…
56
= 22.0
UK size
6 7/8
= US minus 1/8
EU size
56
≠ 56 — EU rounds the chart row's cm
Sizes near 56 cm
| US | UK | Head (cm) | Head (inches) | EU | Letter |
|---|---|---|---|---|---|
| 6 7/8 hat size | 6 3/4 | 54.9 | 21 5/8 | 55 | S |
| 7 hat size | 6 7/8 | 55.8 | 22 | 56 | M |
| 7 1/8 hat size | 7 | 56.8 | 22 3/8 | 57 | M |
Check any measurement
The converter turns cm or inches into every hat system, live as you type.