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On Cloudmonster 61 - Moon | Fawn primary angle

On | Standards

Every Cloudmonster is engineered to On's highest standards - tested by athletes, certified for performance, and built to exceed your training goals.

Product details and quick facts

Cushioning

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Mid

Road running

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Responsive

Lacing

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Standard

Heel to toe drop

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6mm

Key features

On Cloudmonster 61 - Moon | Fawn Helion Superfoam Cushioning

Helion Superfoam Cushioning

Helion superfoam is lightweight, durable, and temperature-resistant, absorbing impact on landing while returning energy through each stride rather than simply muffling it.

On Cloudmonster 61 - Moon | Fawn Speedboard for Forward Drive

Speedboard for Forward Drive

The Speedboard propulsion plate works with the shoe's rocker geometry to create a snappy, efficient toe-off that keeps momentum building rather than stalling at the end of each step.

On Cloudmonster 61 - Moon | Fawn Soft Upper and Secure Fit

Soft Upper and Secure Fit

An engineered upper with a soft sockliner wraps the foot in next-level comfort, moving with natural foot motion and reducing friction across long runs and high-mileage weeks.

Product story

Built for the Run. Designed for the Distance.

The Cloudmonster 61 in Moon | Fawn was designed for women who want their gear to look as considered as their training. The Moon tone sits at the cool, misty end of the spectrum, balanced by the quiet warmth of Fawn, producing a pairing that works on the road at dawn and off it at the coffee shop after. It is a colorway for runners who appreciate restraint over flash.

Underneath the surface, the Cloudmonster 61 delivers On's maximum-cushion road experience. Helion superfoam absorbs impact on landing, returning energy instead of deadening it, while the Speedboard propulsion plate snaps through each toe-off with efficiency you can feel from the first kilometer. The rocker geometry guides the foot through a natural forward arc so the shoe does some of the work your legs do not have to.

The Cloudmonster 61 earns its place in long-run rotation, easy-effort days, and recovery miles alike. Women training for their first half marathon, working through higher weekly mileage, or simply looking for a shoe that will not punish tired legs will find it purpose-built for exactly that kind of sustained, forgiving use. The soft sockliner and engineered upper wrap the foot without pressure points.

The Cloudmonster 61 suits women across a wide range of paces and backgrounds: the recreational runner who prioritizes comfort on every outing, the experienced racer logging easy-day miles, and anyone who spends long hours on their feet and needs a shoe that respects that. In Moon | Fawn, it also happens to be a shoe you will want to lace up simply because it looks the part.

Series

Cloudmonster 61

Fit note

True to size

Product FAQ

Details before you decide.

Everything you need to know before you run in the Cloudmonster 61 in Moon | Fawn.

Runner notes

Why this pair keeps getting picked.

Natural feedback shaped around the fit, colorway, and ride profile of this exact product.

My favorite long-run shoe this season

I have been putting in 50-plus mile weeks training for my third marathon and the Cloudmonster 61 in Moon Fawn has been on my feet for almost every easy day. The Helion foam never feels dead even at mile 14, and the rocker shape genuinely takes pressure off my quads on downhill stretches. The colorway is subtle and polished enough that I wear these casually too.

Rachel Simmons

Marathon trainer, Portland, OR

Finally a shoe that handles 12-hour shifts

I started wearing the Cloudmonster 61 for my hospital shifts after my physical therapist recommended max-cushion shoes for my plantar fasciitis. The difference was noticeable within the first week. The soft sockliner and forward rocker reduce the grinding fatigue I used to feel in my heels by the end of a long shift. These run true to size for me and the Moon Fawn coloring is professional enough for the clinical setting.

Danielle Okafor

Registered nurse, Atlanta, GA

The bounciest shoe I have ever owned

I am not a serious runner but I try to get out three or four times a week and I have never felt anything like the snap on these. The Speedboard plate does something the description barely captures. Every stride feels assisted without feeling artificial. Ordered Moon Fawn because I wanted something understated and it photographs beautifully in morning light.

Jess Holloway

Casual runner, Austin, TX

Cleared by my PT and I could not be happier

After six months off with a knee injury I was nervous about getting back into running. My physical therapist specifically recommended a max-cushion shoe with a rocker to reduce impact loading, and the Cloudmonster 61 checked every box. I started with run-walk intervals and have worked back up to four mile continuous runs with zero pain. The shoe absorbs landing impact in a way that genuinely feels protective.

Maria Teresa Gutierrez

Returning from knee injury, San Antonio, TX

Great cushion, wish the lacing was a bit wider

At 195 pounds I have always struggled to find running shoes that do not compress to nothing within a few miles. The Cloudmonster 61 holds its cushion remarkably well across my longer efforts and the Helion foam does not bottom out the way some competing max-cushion shoes do. I docked one star because the midfoot lacing feels slightly narrow for my foot shape, but otherwise this is the best cushioned shoe I have owned at this price point.

Tamara Walsh

Heavier runner, Minneapolis, MN

My go-to for every slow mile

I run one hard workout per week and everything else is easy pace, and the Cloudmonster 61 has become the default shoe for all of those recovery and aerobic miles. The forward roll makes it nearly impossible to overstride, which my running coach has been trying to fix in my form for years. The Moon Fawn colorway is exactly what I was hoping for, cool-toned and clean without being stark white.

Lydia Park

Half marathon runner, Seattle, WA

Versatile enough for everything I throw at it

I run to the gym three mornings a week and use these for the treadmill sessions too. The cushioning makes the treadmill feel far less punishing than my previous shoes and the engineered upper breathes well even under an hour of sustained effort. The Moon Fawn coloring holds up after several washes and still looks new after two months of regular use.

Brianna Kowalski

Gym and commute runner, Chicago, IL

Serious cushion, easy on aging joints

At 58 I need shoes that are protective above all else and the Cloudmonster 61 delivers. The Helion superfoam returns energy in a way that keeps my strides feeling light even when my knees are reminding me of my age. I would describe the fit as slightly narrow through the toe box compared to some other On models I have owned, so try them on if you have a wider forefoot. Otherwise this is an exceptional daily trainer for women who want maximum protection on the road.

Susan Nakamura

Masters runner, Denver, CO