‘Now, don’t forget that nice wrist movement we’ve been practising!’ squeaked Professor Flitwick, perched on top of his pile of books as usual. ‘Swish and flick, remember, swish and flick.
| 6m |
12m |
18m |
24m |
|
|---|---|---|---|---|
| Width, in |
10 |
10.52 |
10.99 |
11.5 |
| Length, in |
15.99 |
17.25 |
18.23 |
19.26 |
