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Care & Cleaning
How to Get Silly Putty Out of Carpet: 5 Easy Steps
• Hannah
Freeze the putty with a bag of ice until it's hard, then scrape and pick off as much as you can. Dab what's left with rubbing alcohol on a white cloth, after testing a hidden area, and blot as it loosens. Wash the area with washing-up liquid and warm water, rinse and let it dry.
Key takeaways
- Freeze it first. Cold putty breaks away instead of stretching.
- Pick and scrape from the outside in, so you don't push putty deeper.
- Rubbing alcohol dissolves the thin film left in the fibres.
- Washing-up liquid removes the alcohol and any oily residue.
- Coloured putty can leave a dye mark that needs its own clean.
How do you get Silly Putty out of carpet?
Freeze, scrape, dissolve, wash, dry. These five steps work for Silly Putty and most other silicone putties.
You'll need
- Ice cubes in a sealed freezer bag, or an ice pack
- A blunt knife or spoon
- Rubbing alcohol (isopropyl alcohol)
- Clear washing-up liquid and warm water
- Plain white cloths and kitchen roll
- A dry towel
- Freeze it. Hold the bag of ice on the putty for 10–15 minutes, until it's hard and no longer stretchy.
- Scrape and pick. Lift the hardened putty with a blunt knife and pick off the pieces, working from the outside in. If it starts to soften, freeze it again before you carry on.
- Dissolve the rest. Test rubbing alcohol on a hidden area first. Then dab it onto the leftover putty with a white cloth, leave it for a minute, and blot. Switch to a clean area of cloth as the putty lifts, and repeat until it's gone.
- Wash. Mix 1 teaspoon of clear washing-up liquid with 250 ml of warm water. Dab it on and blot, to lift the alcohol and any oily residue.
- Rinse and dry. Blot with a cloth dampened in plain water, press with a dry towel, then let it air dry and brush the pile upright.
💡 DIY tip: Putty sticks to itself better than to carpet. Press a clean ball of the same putty onto the leftover bits and pull it away. It picks up small pieces before you reach for the alcohol.
Does it work for thinking putty, slime and other putty?
Mostly, yes. Silicone putties all respond to freezing and rubbing alcohol, but slime and modelling dough need a slightly different approach.
| Type | Examples | Best approach |
|---|---|---|
| Silly Putty and bouncing putty | Classic silicone putty | Freeze, scrape, rubbing alcohol |
| Thinking putty | Colour-changing, glow and metallic putty | Same five steps; treat any dye afterwards |
| Magnetic putty | Thinking putty with iron powder | Same steps; a strong magnet can help lift the last specks |
| Therapy putty | Theraputty and other firm hand putties | Freeze longer; may need extra rounds of alcohol |
| Slime | Glue-based slime | Scrape, then white vinegar and warm water, then washing-up liquid |
| Mounting putty | Blu Tack-style reusable adhesive | Press a fresh piece onto it; freeze stubborn bits |
| Modelling dough | Play dough | Let it dry hard, break it up and vacuum, then wash |
How do you get coloured putty stains out?
Remove the putty first, then treat the dye. Brightly coloured and colour-changing putties can leave a faint mark once the putty has gone.
Blot with washing-up liquid and warm water first, working in small sections and blotting often so the dye doesn't spread into clean fibres. If a mark remains, dab with rubbing alcohol on a clean white cloth. On light synthetic carpet only, a little 3% hydrogen peroxide can lift the last of the colour. Test it on a hidden area first, and never use it on wool or dark colours, as it can bleach them.
How do you get putty out of a sofa or rug?
Use the same method, but check the care label before you use any liquid.
On a sofa, freeze and scrape first. If the label says dry clean only, or warns against water or solvents, stop there and ask a professional upholstery cleaner. Otherwise, use rubbing alcohol sparingly so the cushion underneath doesn't get wet.
On a rug, put an old towel underneath if it's on a hard floor. If the rug is machine washable, get all the putty out first, then wash it following the care label. Washing doesn't remove silicone putty, and it can spread it around.
Is it safe on wool, polypropylene and washable runners?
Yes, with a patch test and small amounts of liquid.
- Wool: use rubbing alcohol sparingly after testing a hidden area, and lukewarm rather than hot water. Don't use hydrogen peroxide.
- Polypropylene: handles freezing, scraping and rubbing alcohol well.
- Machine-washable runners: remove the putty completely, then wash following the care label.
Got a spare sample or offcut? Test the rubbing alcohol on it first, especially on darker or patterned runners, where any colour loss would show.
💡 Runrug tip: If the children's playroom or a busy hall gets its share of spills, a machine-washable runner makes clean-ups much easier. Order a £2.50 sample to see and feel it first.
Shop this guide
- Washable Hallway Runners: 100% polyester, machine washable, anti-slip backing
- All Washable: runners and rugs that go in the washing machine
- Rugs: made-to-measure rugs for playrooms, bedrooms and living rooms
- Samples: £2.50 each, so you can test a cleaner before you need it
FAQs
What dissolves Silly Putty?
Rubbing alcohol (isopropyl alcohol) is the most effective household option. It breaks down the thin film of silicone putty left in carpet fibres after you've frozen and scraped off the bulk. Test it on a hidden area first, dab rather than pour, and wash the area with washing-up liquid afterwards.
Can you use vinegar to get Silly Putty out of carpet?
Vinegar isn't very effective on silicone putty, so rubbing alcohol is a better choice. Vinegar does work on glue-based slime, though. If you're not sure which you're dealing with, freeze and scrape first, then try rubbing alcohol. Afterwards, wash the area with washing-up liquid.
How do you get thinking putty out of carpet?
Thinking putty is silicone-based, so use the same five steps: freeze, scrape, dissolve the rest with rubbing alcohol, wash and dry. Colour-changing and glow putties can leave a dye mark, so finish with washing-up liquid. For magnetic putty, a strong magnet can help pull out the last specks.
Will nail polish remover get putty out of carpet?
It's best avoided. Acetone can strip dye and damage some synthetic fibres and carpet backings, leaving a pale or rough patch. Rubbing alcohol removes silicone putty well and is much gentler. Whatever you use, test it on a hidden area first and use as little as you can.
How do you get slime out of carpet?
Scrape up as much slime as you can, then dab the rest with equal parts white vinegar and warm water. Leave it for a few minutes to loosen the glue, then blot. Wash with washing-up liquid and warm water, rinse and let it dry. Freezing helps with thick or stringy slime.
Last reviewed 7 October 2026 by Hannah · First published 18 May 2019
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