Cloud X 4

Speedboard®

The primary role of the Speedboard® is to increase the runner’s speed. But every runner is different. That’s why every On Speedboard is crafted to deliver a specific sensation. The material, shape, thickness and curve of the Speedboard® changes to provide different results based on different running needs – from comfort to all-out speed.

Helion™

Bottom unit made with Helion™ superfoam to absorb impact.

Product features

Best for

Road Running
Walking

Arch support

Stability

Cushioning

Moderate

Drop

7 mm

Distance

Mid-Distance
Long-Distance

Sustainability

Recycled materials

Weight

10.2 oz

Men´s Shoes Sizing

US	BR	EU	JP	UK
7	37	40	25	6.5
7.5	38	40.5	25.5	7
8	39	41	26	7.5
8.5	N/A	42	26.5	8
9	40	42.5	27	8.5
9.5	41	43	27.5	9
10	N/A	44	28	9.5
10.5	42	44.5	28.5	10
11	N/A	45	29	10.5
11.5	43	46	29.5	11
12	44	47	30	11.5
12.5	45	47.5	30.5	12
13	46	48	31	12.5
13.5	47	48.5	31.5	13
14	N/A	49	31.5	13.5
15	47	50	33	14.5

Women´s Shoes Sizing

US	BR	EU	JP	UK
5	33	36	22	3
5.5	34	36.5	22.5	3.5
6	N/A	37	23	4
6.5	35	37.5	23.5	4.5
7	36	38	24	5
7.5	37	38.5	24.5	5.5
8	N/A	39	25	6
8.5	38	40	25.5	6.5
9	39	40.5	26	7
9.5	N/A	41	26.5	7.5
10	40	42	27	8
10.5	41	42.5	27.5	8.5
11	42	43	28	9
12	43	44	29	10

Men´s Shoes Sizing

US	BR	EU	JP	UK
7	37	40	25	6.5
7.5	38	40.5	25.5	7
8	39	41	26	7.5
8.5	N/A	42	26.5	8
9	40	42.5	27	8.5
9.5	41	43	27.5	9
10	N/A	44	28	9.5
10.5	42	44.5	28.5	10
11	N/A	45	29	10.5
11.5	43	46	29.5	11
12	44	47	30	11.5
12.5	45	47.5	30.5	12
13	46	48	31	12.5
13.5	47	48.5	31.5	13
14	N/A	49	31.5	13.5
15	47	50	33	14.5

Women´s Shoes Sizing

US	BR	EU	JP	UK
5	33	36	22	3
5.5	34	36.5	22.5	3.5
6	N/A	37	23	4
6.5	35	37.5	23.5	4.5
7	36	38	24	5
7.5	37	38.5	24.5	5.5
8	N/A	39	25	6
8.5	38	40	25.5	6.5
9	39	40.5	26	7
9.5	N/A	41	26.5	7.5
10	40	42	27	8
10.5	41	42.5	27.5	8.5
11	42	43	28	9
12	43	44	29	10

Men's Cloud X 4

DESCRIPTION

SIZE CHART

TECHNOLOGY

Speedboard®

Helion™

REVIEWS

Product features

Best for

Arch support

Cushioning

Drop

Distance

Sustainability

Weight

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