Women’s On Running Cloudboom Echo 3

Size chart

Clothing Size Conversion Chart
Category	US	EU	UK	Chest (in)	Waist (in)	Hips (in)
Men	XS	44	34	32-34	26-28	33-35
	S	46	36	34-36	28-30	35-37
	M	48	38	38-40	32-34	39-41
	L	50	40	42-44	36-38	43-45
	XL	52	42	46-48	40-42	47-49
Women	XS	32	6	31-32	24-25	33-34
	S	34	8	33-34	26-27	35-36
	M	36	10	35-36	28-29	37-38
	L	38-40	12-14	37-39	30-32	39-41
	XL	42	16	40-42	33-35	42-44
Youth	XS	128	7	26-28	23-24	26-28
	S	134	8	28-30	24-25	28-30
	M	140	10	30-32	25-26	30-32
	L	146	12	32-34	26-27	32-34
	XL	152	14	34-36	27-28	34-36

Pants Size Conversion Chart
Category	US	EU	UK	Waist (in)	Hip (in)	Inseam (in)
Men	28	44	28	28	34	30
	30	46	30	30	36	31
	32	48	32	32	38	32
	34	50	34	34	40	33
	36	52	36	36	42	34
Women	0	32	4	24	34	30
	2	34	6	25	35	30
	4	36	8	26	36	31
	6	38	10	27	38	32
	8	40	12	28	40	32

Shoes Size Conversion Chart
Category	US	EU	UK	Foot Length (in)
Men	6	39	5.5	9.25
	7	40	6.5	9.625
	8	41	7.5	10
	9	42	8.5	10.25
	10	43	9.5	10.625
	11	44	10.5	11
	12	45	11.5	11.25
	13	46	12.5	11.625
Women	5	35	2.5	8.5
	6	36	3.5	8.875
	7	37	4.5	9.25
	8	38	5.5	9.625
	9	39	6.5	10
	10	40	7.5	10.25
	11	41	8.5	10.625
	12	42	9.5	11
M (Unisex)	5	37	4.5	8.75
	6	38	5.5	9
	7	39	6.5	9.5
	8	40	7.5	10
	9	41	8.5	10.25
	10	42	9.5	10.625
	11	43	10.5	11
	12	44	11.5	11.25

color

Dustrose/Eclipse

Undyed White/Mint

White/Flame

Size

Clear

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This race-ready super shoe brings peak performance and efficiency. With Helion HF, CloudTec, and a carbon Speedboard, this shoe is the pinnacle of technology.

On’s Fastest Race-Day Super Shoe That Offers Maximum Performance

On has always been on the cutting edge of shoe innovation and the On Cloudboom Echo 3 is a prime example. On’s race-ready super shoe brings peak performance and efficiency to each starting line.

This racing shoe’s innovation is on full display with its unique midsole setup. On’s latest super foam, Helion HF, is a Pebax-based compound that offers responsive cushioning in a lightweight package. Combining this with the classic CloudTec creates a racer built for supreme speed, impact protection, and high energy return. Incorporated in the midsole is a carbon Speedboard with an aggressive rocker shape. This Speedboard puts the extra boom in each stride, creating a propulsive experience at toe-off.

Up top, the On Cloudboom Echo 3 uses a microfiber upper made from 100% recycled content. This upper is made to perform, delivering a breathable and lightweight experience while also reducing water absorption.

Features & Benefits:

Pebax-based Helion HF combined with CloudTec provides cushioning with optimal energy return
Carbon Speedboard with an extreme rocker shape allows for increased propulsion and energetic toe-offs
Microfiber upper made from lightweight materials for increased breathability
Upper made from 100% recycled polyester
Unique rubber outsole provides additional traction at a lower weight
Offset: 9.5 mm
Weight: 6.63 oz/188 g

Why You’ll Love It:

Pebax-based Helion HF is a step above previous midsole materials from On, making this a truly premium race-day shoe.
This racer feels incredibly light on foot, exactly what’s needed on race day.