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On Cloudmonster 61 - All White 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 - All White Helion Superfoam Absorbs Every Impact

Helion Superfoam Absorbs Every Impact

Helion superfoam is lightweight, temperature resistant, and highly resilient, so it cushions hard landings without packing down over time. You get the same soft, protective feel on mile one as you do on mile twenty.

On Cloudmonster 61 - All White Speedboard Drives Your Stride Forward

Speedboard Drives Your Stride Forward

The Speedboard propulsion plate works with the rocker geometry to convert your landing energy into forward momentum. The result is a stride that feels effortless and propulsive rather than heavy and plodding.

On Cloudmonster 61 - All White Soft Upper Wraps Without Restriction

Soft Upper Wraps Without Restriction

The engineered knit upper conforms closely to the foot while staying breathable and light. The soft sockliner underneath adds another layer of comfort for runs where every bit of feel-good matters.

Product story

Built to Bounce. Designed to Stand Out.

The All White colorway strips away every distraction and lets the Cloudmonster 61's architecture speak for itself. Those hollow CloudTec cushioning pods along the outsole, the sweeping rocker profile, the sculptural midsole geometry, all of it reads clearly against the unbroken white canvas. It is a shoe that turns heads on the track or the city block without trying too hard.

Underneath that clean exterior, the Cloudmonster 61 is doing serious work. Helion superfoam absorbs the shock of each foot strike while springing back quickly, so energy is not lost between steps. The Speedboard propulsion plate channels that rebound into forward drive, and the rocker shape keeps your stride rolling through the toe-off phase with almost no extra effort required from your legs.

This is a shoe built for distance but comfortable enough for everyday wear. Whether you are logging long training runs before a half marathon, walking to a meeting in clean white sneakers, or putting in a recovery jog between harder sessions, the Cloudmonster 61 earns its place. The soft sockliner and knit upper manage temperature and reduce friction across miles that stack up quickly.

The Cloudmonster 61 suits runners who want maximum cushioning without sacrificing the snappy, energetic ride that defines On. It is a strong choice for heavier runners, those returning from injury who need extra protection underfoot, or anyone whose weekly mileage demands a shoe that absorbs impact session after session. The All White finish makes it equally at home off the road, a versatile performer that does not need a separate lifestyle shoe.

Series

Cloudmonster 61

Fit note

True to size

Product FAQ

Details before you decide.

Everything you need to know about fit, feel, and the Cloudmonster 61 in All White.

Runner notes

Why this pair keeps getting picked.

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

Best long-run shoe I have owned in years

I have been building up to my third marathon and the Cloudmonster 61 in All White has handled every long run without complaint. The cushioning is genuinely plush but the Speedboard keeps me from feeling like I am sinking into the shoe. My legs feel noticeably fresher the morning after a 20-miler than they did with my previous trainer.

Marcus Delgado

Marathon trainer, Austin, TX

On my feet twelve hours and still comfortable

I bought these for shift work, not running, and they have been extraordinary. Twelve-hour shifts on hard hospital floors used to leave my knees aching. The Cloudmonster 61 absorbs so much of that impact that I am walking out at the end of a shift without the usual soreness. The All White color also keeps my footwear looking professional under scrubs.

Diane Okafor

Emergency room nurse, Columbus, OH

Looks as good as it rides

I wanted a shoe I could run in a few times a week and also wear with clean outfits on weekends. The All White Cloudmonster 61 does both without compromise. The sole shape is genuinely striking and gets comments regularly. The ride feels bouncy and fun, which keeps me actually wanting to go out for runs.

Trevor Holloway

Casual runner, Portland, OR

Cleared by my PT and it earned the praise

My physical therapist suggested a max-cushion shoe as I eased back into running after a metatarsal stress fracture. The Cloudmonster 61 was her top recommendation and after eight weeks back I understand why. The combination of Helion foam and the rocker geometry takes the sharp edge off every foot strike. I feel protected without feeling like I am running on pillows.

Sabrina Kuhn

Returning from stress fracture, Denver, CO

Finally a cushioned shoe that does not bottom out

At 235 pounds I compress through most cushioned shoes faster than the average runner. The Cloudmonster 61 has held up across four months of consistent use without the midsole compressing into a flat slab. The energy return is not as pronounced at my weight as the marketing suggests, but the protection and comfort are excellent, and the All White looks clean.

James Whitfield

Heavier runner, Charlotte, NC

Converted me to max cushioning

I always ran in minimal shoes and was skeptical about switching. A friend lent me her Cloudmonster 61 for a test run and I ordered my own pair the same evening. The rocker shape makes turnover feel effortless, and the Helion foam gives a soft landing without slowing me down. The All White is sharp and photographs well for race day, which matters to me.

Priya Nambiar

5K and 10K runner, San Jose, CA

Wear these everywhere now

I bought the Cloudmonster 61 in All White as a gym shoe and ended up wearing it to work, on weekend walks, and on the occasional lunch-break jog. The cushioning makes long walks on Chicago concrete painless, and the clean all-white look works with almost any outfit. Durability has been excellent after six months of heavy rotation.

Robert Espinoza

Daily commuter and gym goer, Chicago, IL

Knocked twelve minutes off my long run recovery

I track my recovery runs the day after hard workouts pretty carefully. Since switching to the Cloudmonster 61, those recovery runs are noticeably easier and my overall soreness is lower. The shoe manages to feel cushioned and springy at the same time, which I did not think was possible before trying it. The All White colorway is a bonus that makes me look faster than I probably am.

Linda Farnsworth

Half marathon runner, Raleigh, NC