Xtratuf & Muck Footwear Size Chart

US	UK	EUR	Metric	Inches
Men's
3	2	34	210	8.27
3.5	2.5	35	215	8.46
4	3	35.5	220	8.66
4.5	3.5	36	225	8.86
5	4	37	230	9.06
5.5	4.5	37.5	235	9.25
6	5	38	240	9.45
6.5	5.5	39	250	9.65
7	6	39.5	250	9.84
7.5	6.5	40	255	10.04
8	7	41	260	10.24
8.5	7.5	41.5	265	10.43
9	8	42	270	10.63
9.5	8.5	42.5	275	10.83
10	9	43	280	11.02
10.5	9.5	44	285	11.22
11	10	44.5	290	11.42
11.5	10.5	45	295	11.61
12	11	46	300	11.81
12.5	11.5	46.5	305	12.01
13	12	47	310	12.20
14	13	49	320	12.60
15	14	50	330	12.99
16	15	51	340	13.39
17	16	52	350	13.78

US	UK	EUR	Metric	Inches
Women's
4	2	35	210	8.27
4.5	2.5	35.5	215	8.46
5	3	36	220	8.66
5.5	3.5	36.5	225	8.86
6	4	37	230	9.06
6.5	4.5	38	235	9.25
7	5	38.5	240	9.45
7.5	5.5	39	245	9.65
8	6	40	250	9.84
8.5	6.5	40.5	255	10.04
9	7	41	260	10.24
9.5	7.5	41.5	265	10.43
10	8	42	270	10.63
10.5	8.5	43	275	10.83
11	9	43.5	280	11.02
11.5	9.5	44	285	11.22
12	10	45	290	11.42
12.5	10.5	45.5	295	11.61
13	11	46	300	11.81

Age	US	EU	UK	Foot Length
Kids
1 - 4	4T	19	3	4.5" (11.4 cm)
1 - 4	5T	20	4	4.75" (12.1 cm)
1 - 4	6T	22	5	5.2" (13.2 cm)
1 - 4	7T	23	6	5.5" (14 cm)
1 - 4	8T	24	7	5.75" (14.6 cm)
1 - 4	9T	25	8	6.2" (15.7 cm)
4 - 8	10L	27	9	6.5" (16.5 cm)
4 - 8	11L	28	10	6.8" (17.3 cm)
4 - 8	12L	29	11	7.2" (18.1 cm)
4 - 8	13L	30	12	7.5" (19 cm)
4 - 8	1L	31	13	7.9" (20 cm)
4 - 8	2L	32	1	8.3" (21 cm)
4 - 8	3L	33	2	8.7" (22 cm)
8 - 12	4B	34	3	9.1" (23 cm)
8 - 12	5B	35	4	9.4" (24 cm)
8 - 12	6B	36	5	9.8" (25 cm)
8 - 12	7B	37	6	10" (25.4 cm)

Xtratuf / Muck Footwear Size Chart