Litter box · IRIS USA

IRIS USA Large Top Entry Litter Box 586962

The best-selling top-entry box

Updated October 2026

Quick verdict

The top-entry box to buy.

Strength
Stops scatter and spray.
Trade-off
Not for seniors.
Right buyer
Diggers and sprayers.
Dimensions (seller)
20.75"L x 16.12"W x 14.62"H
Product weight
4.6 pounds
Prices change often; the button shows today's price.

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Why it matters

IRIS's top-entry box is a long-time best seller: cats hop in through the lid, and the grooved lid catches litter from their paws on the way out. Spray stays inside the tall walls.

It's 20.75 x 16.12 in and made in the USA.

Who it's for, and who should skip it

Good fit if

  • Diggers
  • Sprayers
  • Homes with dogs

Look elsewhere if

  • Senior or arthritic cats
  • Kittens
  • Very large cats

Pros and cons

Pros

  • Top entry
  • Grooved lid
  • Made in USA

Cons

  • Hard for seniors
  • Kittens
  • Hooded smell

Limitations to weigh

  • Keep one box per cat plus one, in quiet spots away from food.
  • Aim for a box about 1.5 times your cat's length.
  • Switch boxes gradually: put the new box beside the old one for a week.

Specifications

Every figure below comes from the source shown in brackets. Where the maker doesn't state something, we say so instead of estimating.

MaterialPlasticRetailer
Dimensions (seller)20.75"L x 16.12"W x 14.62"HRetailer
Product weight4.6 poundsRetailer
In the pack1 CountRetailer
Features (seller)BreathableRetailer
In the boxCat Litter Container, Cat Litter ScoopRetailer
Model number586962Retailer

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Final verdict

The box that keeps litter off the floor.

Where to buy

Our links open this exact model's product page. Prices and stock change; check what's included before you order.

Prices change often; the button shows today's price.

Each button opens this exact model. We may earn a commission on tracked links; it never changes what we publish. Disclosure

Questions buyers ask

How do cats get in?
Through the top lid.
Where is it made?
In the USA.