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Last updated on October 31, 2026
The Omega Paw litter box, sold as the Roll ‘n Clean, lets you skip scooping without buying anything electric. You roll the box over, a grate catches the clumps, and you roll it back.
It’s a clever, simple idea, and it has tens of thousands of ratings on Amazon across its three models. Picking the right size and using the right litter makes all the difference.
Here’s how it works, how the Regular, Large, and Elite compare, and how to get the best results from it.
The Omega Paw litter box is a covered, manual self-cleaning box. When you roll it onto its top, a built-in grate sifts out clumps into a pull-out tray. Roll it back upright, empty the tray, and the clean litter stays in the box. It needs no electricity and works with clumping litter.
Quick Picks
Best for Cats Over 10 Pounds: Omega Paw Roll ‘n Clean Large
Best for Kittens and Small Cats: Omega Paw Roll ‘n Clean Regular
Best for Less Tracked Litter: Omega Paw Elite Roll ‘n Clean
Omega Paw Litter Box Comparison
| Model | Size (L x W x H) | Box Weight | Best For | Extras |
|---|---|---|---|---|
| Regular | 16.5 x 18.5 x 17 in | 4.5 lb | Kittens and cats 10 lb and under | Lightest and most compact |
| Large | 21.5 x 18.5 x 20 in | 6.5 lb | Bigger cats and multi-cat homes | Stronger clips and grate, per Omega Paw |
| Elite Large | 21.5 x 18.5 x 20 in | 6.5 lb | Bigger cats, plus less tracking | Built-in litter step, stronger clips and grate, chrome accents |
Sizes are outside measurements from the Amazon listings. Other retailers list slightly different figures, so measure your space and leave some room to spare.
How the Roll ‘n Clean Works
- Fill the bottom with clumping litter, following Omega Paw’s maximum-fill mark. The manufacturer recommends no more than 2 inches.
- When it’s time to clean, roll the whole box onto its top.
- The litter passes through a grate. Clumps get caught and drop into a pull-out tray.
- Roll the box back upright so the clean litter falls back into the bottom.
- Slide out the tray and toss the waste.
There’s no motor, no app, and nothing to plug in. You can put it anywhere there’s room to roll it, and the clean litter stays in the box instead of getting scooped out with the waste.
Omega Paw Roll ‘n Clean Large
Why It Stands Out
This is the size most cats need. Omega Paw recommends the Large for bigger cats and multi-cat homes, and the current version has stronger locking clips and a more durable grate. It’s made in Canada, and cleaning takes just a few seconds.
Possible Downsides
It needs floor space, plus room to roll it over, so measure the spot first.
Best For
Adult cats that fit comfortably inside, and multi-cat households looking for a manual sifting option.
Omega Paw Roll ‘n Clean Regular
Why It Stands Out
The Regular is smaller and lighter, at 4.5 pounds empty, which makes it the easiest to roll. Omega Paw says it suits kittens and cats 10 pounds and under, so it’s handy for small spaces and small cats.
Possible Downsides
It’s sized for cats 10 pounds and under, so most adult cats will be happier in the Large.
Best For
Kittens, small adult cats, and tight spaces.
Omega Paw Elite Roll ‘n Clean
Why It Stands Out
The Elite is the Large with a built-in litter step at the entrance, which catches litter as your cat walks out. It also has the stronger clips and grate, plus chrome accents that make it look a little nicer in your home.
One reviewer found a simple trick that cut tracking even further: turning the box so the cat climbs up and over to get in and out. Two owners report using it for more than two years with only minor wear.
Possible Downsides
It’s the same size as the Large, so leave the same floor space and rolling room.
Best For
Owners who want the Large plus help with tracked litter.
Tips for the Best Results
Use a firm clumping litter. Hard, solid clumps are what the grate catches best.
Stay at or below the fill mark. Omega Paw recommends no more than 2 inches of litter. That keeps rolling smooth and litter inside the box.
Seat the grate and clips firmly. Omega Paw says the grate can shift if it isn’t pushed firmly into place or if very large clumps hit it. A quick check before rolling keeps everything working smoothly.
Let clumps firm up first. Give clumps the time your litter’s directions suggest before rolling, so they stay in one piece.
Who Should Buy the Omega Paw Litter Box?
It’s a great fit if you want less scooping without an electronic box, your cat already uses a covered box, and you use a clumping litter. If you use pine pellets instead, a sifting litter box made for pellets is a better match.
Very large cats, around 18 pounds or more, may want a roomier box. And if you’d like the box to clean itself while you’re out, an electronic self-cleaning box is the way to go. The Roll ‘n Clean is for owners happy to give it a quick roll each day.
Frequently Asked Questions
Does the Omega Paw litter box really work?
Yes. Rolling separates clumps from clean litter in a few seconds. It works best with a firm clumping litter and the tips above.
What litter works in the Omega Paw Roll ‘n Clean?
Clumping litter. Omega Paw recommends no more than 2 inches, up to the maximum-fill mark. A litter that forms hard, solid clumps gives the grate the best chance of catching everything.
Which size Omega Paw should I get?
The Regular is for kittens and cats 10 pounds and under. For anything bigger, get the Large or the Elite.
Is the Omega Paw an automatic litter box?
No. It’s a manual self-cleaning box. You roll it over yourself. It has no motor, sensors, or power cord.
How often should you roll the Omega Paw?
Check and clean the box daily, just as you would with a regular litter box. Let clumps firm up according to your litter manufacturer’s directions before rolling.
