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Nike Wmns Flex Train 'Vast Grey'

Name: Nike Wmns Flex Train 'Vast Grey'
Brand: Nike
SKU: HV9981-002
Availability: InStock

Nike · Style HV9981-002 · Released 2025-12-20

from $101.60

Select a size:

Use the chart below to convert between US, UK, EU and JP sizes.

US	UK	EU	JP (cm)
3.5	3	35.5	22.5
4	3.5	36	23
4.5	4	36.5	23.5
5	4.5	37.5	23.5
5.5	5	38	24
6	5.5	38.5	24
6.5	6	39	24.5
7	6	40	25
7.5	6.5	40.5	25.5
8	7	41	26
8.5	7.5	42	26.5
9	8	42.5	27
9.5	8.5	43	27.5
10	9	44	28
10.5	9.5	44.5	28.5
11	10	45	29
11.5	10.5	45.5	29.5
12	11	46	30
12.5	11.5	47	30.5
13	12	47.5	31
13.5	12.5	48	31.5
14	13	48.5	32
14.5	13.5	49	32.5
15	14	49.5	33
15.5	14.5	50	33.5
16	15	50.5	34
16.5	15.5	51	34.5
17	16	51.5	35
17.5	16.5	52	35.5
18	17	52.5	36
18.5	17.5	53	36.5
19	18	53.5	37
19.5	18.5	54	37.5
20	19	54.5	38
20.5	19.5	55	38.5
21	20	55.5	39
21.5	20.5	56	39.5
22	21	56.5	40

US	UK	EU	JP (cm)
3.5	1.5	33.5	21
4	1.5	34.5	21
4.5	2	35	21.5
5	2.5	35.5	22
5.5	3	36	22.5
6	3.5	36.5	23
6.5	4	37.5	23.5
7	4.5	38	24
7.5	5	38.5	24.5
8	5.5	39	25
8.5	6	40	25.5
9	6.5	40.5	26
9.5	7	41	26.5
10	7.5	42	27
10.5	8	42.5	27.5
11	8.5	43	28
11.5	9	44	28.5
12	9.5	44.5	29
12.5	10	45	29.5
13	10.5	45.5	30
13.5	11	46	30.5
14	11.5	47	31
14.5	12	47.5	31.5
15	12.5	48	32
15.5	13	48.5	32.5
16	13.5	49	33
16.5	14	50	33.5
17	14.5	50.5	34
17.5	15	51	34.5
18	15.5	51.5	35
18.5	16	52	35.5
19	16.5	52.5	36
19.5	17	53	36.5
20	17.5	53.5	37
20.5	18	54	37.5
21	18.5	54.5	38
21.5	19	55	38.5
22	19.5	55.5	39
22.5	20	56	39.5

US	UK	EU	JP (cm)
1C	0.5	16	7
2C	1.5	17	8
3C	2.5	18.5	9
4C	3.5	19.5	10
5C	4.5	21	11
6C	5.5	22	12
7C	6.5	23.5	13
8C	7.5	25	14
9C	8.5	26	15
10C	9.5	27	16
11C	10.5	28	17
12C	11.5	29.5	18
13C	12.5	31	19
1Y	13.5	32	20
1.5Y	1	33	20.5
2Y	1.5	33.5	21
2.5Y	2	34	21.5
3Y	2.5	35	22
3.5Y	3	35.5	22.5
4Y	3.5	36	23
4.5Y	4	36.5	23.5
5Y	4.5	37.5	23.5
5.5Y	5	38	24
6Y	5.5	38.5	24
6.5Y	6	39	24.5
7Y	6	40	25

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14-day returns & equal-value exchanges — policy

Size, price & UPC details

Size	Price	UPC	Delivery
US W 5 / M 3.5	$101.60	198488035055	3-4 business days
US W 5.5 / M 4	$101.60	198488008714	3-4 business days
US W 6 / M 4.5	$101.60	198488014265	3-4 business days
US W 6.5 / M 5	$101.60	198488009629	3-4 business days
US W 7 / M 5.5	$101.60	198488015798	3-4 business days
US W 7.5 / M 6	$101.60	198488053882	3-4 business days
US W 8 / M 6.5	—	198488040943	Out of stock
US W 8.5 / M 7	—	198488003559	Out of stock
US W 9 / M 7.5	$101.60	198488051963	3-4 business days
US W 9.5 / M 8	$101.60	198488033532	3-4 business days
US W 10 / M 8.5	$101.60	198488048963	3-4 business days
US W 10.5 / M 9	$101.60	198488049793	3-4 business days
US W 11 / M 9.5	$101.60	198488057040	3-4 business days
US W 11.5 / M 10	$101.60	198488024516	3-4 business days
US W 12 / M 10.5	$101.60	198488042442	3-4 business days
US W 13 / M 11.5	$189.60	198488040271	3-4 business days
US W 14 / M 12.5	—	198488007106	Out of stock
US W 15 / M 13.5	—	198488062105	Out of stock