Double-breasted striped cotton-blend tweed jacket

Designer follows its own size guide, please refer to the below:

000 = UK 4/ US 00-0/ FR 32
00 = UK 6/ US 0-2/ FR 34
0 = UK 8/ US 2-4/ FR 36
1 = UK 10/ US 4-6/ FR 38
2 = UK 12/ US 6-8/ FR 40
3 = UK 14/ US 8-10/ FR 42
4 = UK 16/ US 10-12/ FR 44
5 = UK 18/ US 12-14/ FR 46
6 = UK 20/ US 14-16/ FR 48
7 = UK 22/ US 16-18/ FR 50