エクスパンド&フレックスキャットおもちゃ
The cardboard scratcher that changes shape, with a bell ball in the middle, for the cat who is bored of the flat one.
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エクスパンド&フレックスキャットおもちゃ
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エクスパンド&フレックスキャットおもちゃExpress checkout with Shop Pay and PayPal at the next step.
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- Secure checkout, Shop Pay available
- Faulty or wrong item? Covered within 7 days
Vet designed
Designed by emergency vet Dr Duncan Houston. Tested at home by Gary, a Ragdoll who is particular about cardboard.
Why this scratcher
- Designed by Dr Duncan Houston
- Tested by Gary
- Recycled corrugated cardboard
- Folds flat to store
How it works
Why the Expand & Flex Toy works for indoor cats

One scratcher, four shapes
Open it flat and it is a scratch pad.
- An arc to hide underCurve it and it is an arc to scratch the outside of and hide under.
- A ring with a bed-shaped middleBring the two ends together and the magnets close it into a ring with a bed-shaped middle.
- Changes on the days you rememberCats lose interest in a surface that never changes; this one changes on the days you remember to change it, which is the whole trick.

The ball is not decoration
A bell ball sits loose inside the ring.
- Stalk, chase and catchIt rolls when a paw goes near it, rattles when it is hit, and disappears under the edge, which is the stalk, chase and catch sequence an indoor cat is short of.
- Five minutes before dinnerFive minutes of that before dinner does more for a bored cat than a new bed.

Cardboard on purpose
Corrugated cardboard shreds, and that is the point: claws sink into the flutes, the old outer sheath comes off, and the cat leaves scent from the glands in her feet, which is why she goes back to the same spot.
- Made from recycled boardIt is made from recycled board and goes back in the recycling when she has finished with it.
- Ball goes in the next oneThe ball goes in the next one.
Type guide
Single or Double: which one, and what is in the box
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Selected
12 x 11 x 8.5 cm folded
Single
One cat, one room
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Selected
12 x 11 x 17 cm folded
Double
Two cats, or two rooms
Three rules for choosing
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One cat, one room: the Single. Put it where she scratches now, not where you would like her to.
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Two cats, or one cat who scratches in two rooms: the Double. Two scratchers for less than two Singles; link them end to end for a longer run, or split them between rooms.
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Start flat. Most cats find a flat pad first and discover the ring and the arc later. Change the shape once a week.

Specifications
- Material
- Corrugated cardboard (recycled), magnets in the end caps, one plastic bell ball per scratcher, wood-grain print
- Types
- Single (one scratcher) or Double (two scratchers)
- Packed size
- Single 12 x 11 x 8.5 cm; Double 12 x 11 x 17 cm
- Care
- Brush loose fibres off; keep it dry. Replace when the scratching surface is shredded through, and recycle the cardboard
- In the box
- Single: 1 scratcher, 1 bell ball. Double: 2 scratchers, 2 bell balls
- Designed by
- Dr Duncan Houston, emergency veterinarian, PURRZ™
How to
How to use a cardboard scratcher so the cat actually uses it

Put it where she scratches now
Beside the sofa arm, on the carpet by the door. A scratcher in the right spot beats a better scratcher in the wrong one.

Start flat
Open it as a pad for the first week. A pinch of catnip on the surface helps a hesitant cat find it.

Change the shape weekly
Flat, arc, ring. Cats notice a surface that changed; the ball in the ring is a new game.

Let her shred it
Loose fibres are the product working. Brush them off; do not glue anything back.

Recycle and replace
When the surface is scratched through, the cardboard goes in the recycling and the ball goes in the next one.
Vet noteDr Duncan Houston, emergency veterinarian
Cardboard scratchers shed, and shredding is normal. A cat who eats the cardboard rather than shredding it, or chews the ball, should have it taken away and the habit mentioned to your vet; eating non-food has causes. The end caps hold small magnets: a chewed-open cap goes in the bin, and swallowed magnets are a same-day emergency for a cat, a dog or a toddler. Scratching that starts suddenly in a new place, or a cat who always scratched and has stopped, is a vet visit before it is a shopping trip.
Why I designed it
The scratcher I can put beside the sofa without apologising for it.
Cats scratch where they already scratch: the sofa arm, the carpet by the door.
- A better surface, same spotTelling a cat off does nothing, and a scratcher in the spare room does less. A better surface in the same spot works.
- Corrugated cardboard is that surfaceAnd corrugated cardboard is that surface: cheap enough to shred, satisfying enough that she comes back.
- One that changes shapeThe trouble with a flat pad is that it is the same pad every day. I wanted one that changes shape.
- Holds its shape, folds flatIt holds that shape when a big cat leans on it, and folds flat when people come over.
- One more thing to huntAnd it gives a bored indoor cat one more thing to hunt.
- Gary tested every versionGary tested every version. The ball was his idea, in the sense that he stole it.
Compare the range
Expand & Flex Toy vs the other PURRZ™ scratchers
This product Expand & Flex Toy | Spin & Scratch | Scratch & Lounge | Scratch Me Happy Post | Giant Cat Tunnel Set | |
|---|---|---|---|---|---|
| Best for | A cat bored of the flat pad; small spaces | Sideways scratchers who like to bat | Scratch, then sleep in it | Upward stretchers; the sofa-arm cat | Two cats; tunnel, lounge and balls |
| Scratching direction | Flat, curved or ring | Flat | Flat | Vertical | Flat and tunnel |
| Material | Corrugated cardboard | Cardboard | Felt and cardboard | Dense cardboard | |
| Toy built in | Bell ball | Spinning lounge | No | No | Wool balls |
| Options | Single, Double | Round, square | One | White, White-Navy | Black, Wood |
| Price from | From $35.00 AUD | $61.00 AUD | $122.00 AUD | $188.00 AUD | $246.00 AUD |
| Reviews | Rated 4.54 out of 5.0 from 13 reviews | Rated 5.0 out of 5.0 from 8 reviews | Rated 5.0 out of 5.0 from 8 reviews | Rated 5.0 out of 5.0 from 9 reviews | Rated 5.0 out of 5.0 from 12 reviews |
| Current item | View product | View product | View product | View product |
Goes with it
Complete the set
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猫用おもちゃスクラッチ&ラウンジスクラッチャー
スクラッチ&ラウンジ オーバルおもちゃ爪とぎ – 環境にやさしく、獣医が設計した二重構造パッドで室内猫用。家具を守り、健康な爪を促進し、ストレスを軽減します。
$122Choose options -
猫用ベッドバニーシャグキャットケイブベッド
ふんわりした耳とふわふわのしっぽがついた、うさぎをテーマにしたあたたかい猫用洞穴ベッド。やわらかくて落ち着ける、7キログラムまでの猫や小さなペットにぴったりの隠…
$101Choose options
Reviews
Expand & Flex Toy reviews
Rated 4.54 from 13 reviews on Judge.me.
Rated 4.54 out of 5.
Based on 13 Judge.me reviews
Cats love this. It is a bit smaller than I thought it would be but they love it regardless and they are fussy with toys.
January 2026 My cats have not yet discovered how much fun the toy can be. They are still exploring the toy
January 2026
FAQ
Expand & Flex Toy questions, answered by a vet
Shipping and returns
- Dispatch
- Tracking sent when it ships; dispatch and delivery times by country are on the shipping page.
- Delivery
- Tracked, worldwide. International orders may attract duties.
- Returns
- Faulty, damaged or incorrect items are covered within 7 days of delivery. Email hello@purrz.com to start.
Will it stop my cat scratching the sofa?
It gives her a better option in the same place, which is the only thing that works. Put it flat against the spot she uses now, sofa arm or carpet, and leave it there for two weeks before you judge it. Move it a hand-width a day once she is using it. A scratcher in the spare room does nothing for the sofa.
Single or Double?
One cat and one scratching spot: the Single. Two cats, or one cat who scratches in two rooms: the Double, which is two scratchers and two balls for less than two Singles. Two also link end to end into a longer run for a cat who likes to stretch out.
How long does the cardboard last?
It depends on the cat. A light scratcher gets months; a heavy one gets weeks of flat-pad use before the surface is shredded through, which is when it has done its job. Turn the ring inside out or flip the pad to use the other face first. Then recycle it and keep the ball.
Is cardboard safe if she eats bits of it?
Shredding is normal and the loose fibres are harmless to walk on. Eating the cardboard is different: take it away and mention it to your vet, because a cat who eats non-food things often has a reason. The end caps hold small magnets; if a cap has been chewed open, bin the scratcher, and treat a swallowed magnet as a same-day emergency.
Is it a bed?
It is a scratcher first. Closed into the ring it has a bed-shaped middle that small and medium cats do curl up in, on the floor rather than on padding. If your cat wants a proper bed, the Bunny Shag Cave and the caves in Beds & Caves are the ones built for sleeping.
Is it right for a kitten or an older cat?
Kittens: yes, and it is a good first scratcher because it is low and flat; supervise the ball until you know she chases it rather than chews it. Older cats: the flat shape needs no step-up, which is the point. A senior who has stopped scratching, or who suddenly struggles to, is a vet check first.
What if it arrives damaged or my cat ignores it?
Email hello@purrz.com within 7 days of delivery with a photo and your order number; faulty, damaged or incorrect items are covered and we pay the return shipping when the error is ours. A cat ignoring it in week one is normal: a pinch of catnip, the right spot, and two weeks.
Part of the Ask A Vet ecosystem
Scratching, chewing or a sudden change? Ask a vet.
PURRZ™ is the cat product arm of Ask A Vet, Dr Duncan Houston's animal health platform. Track your cat's weight, vaccinations and symptoms, set worming and flea reminders, and chat with a certified vet when something is not right.



















