Washing Dog Clothes: Care That Keeps Coats Working
Short answer: wash dog clothes on a gentle, cool cycle with a light dose of liquid detergent, skip fabric softener, and air dry flat or on a line. Heat, softener and harsh powder all strip water resistance and stretch seams, so a coat built for three winters can look tired after one.
Miso, our rescue kitten, treats every piece of fabric in our Perth apartment as a claw-testing station, which means our Cavoodle Biscuit's coats cop a hard life before they even reach the washing machine. Across three winters of rainy walks and muddy park trips I have ruined one coat in the dryer, faded another with cheap powder detergent, and finally settled on a routine that keeps the good ones working season after season. This is what I do now, and what I would tell any owner standing in front of a care label with a wet dog at the door.
What the care label is really telling you
Every dog coat we own has a care label sewn into the lining, and for the first year I ignored all of them. The symbols match the ones on human clothes, but the fabrics behave differently. Most coats are either a shell with a water-resistant membrane, a fleece, or a knit, and each one fails in its own way when you wash it wrong. A membrane coat loses its beading when softener clogs the coating. Fleece pills and holds smell. Knits go baggy at the chest when they are hung wet.
The trick I use now is to read the label once, then write the basics on a note taped inside the laundry cupboard: water temperature, wash type, and whether the coat can go near a dryer. It is worth doing this for every piece in your dog clothes drawer, not just the expensive ones. The two coats I ruined were both ruined by guessing.
Detergents that quietly ruin coatings
Our building's laundry cupboard came stocked with a bargain bulk powder, and that powder is why one of Biscuit's rain shells went from beading water to soaking it up within a season. Powders do not always dissolve fully in cool water, and the undissolved grains lodge in seams and coatings. Liquid detergent, dosed lightly, rinses cleaner. Fabric softener is the other quiet killer: it leaves a film that stops shells shedding water and traps odour in fleece.
I wash the dog gear separately from our clothes now, partly because of Miso's hair migrating into everything and partly so I can use a plain, low-fragrance liquid at about half the usual dose. Anything that comes back smelling strongly of perfume gets rewashed, because Biscuit scratches at scented fabric.

Hand washing in a rental laundry
Renting means I do not control the washing machine, and the shared front loader here has one gentle cycle I do not entirely trust after it mangled a zip pocket. For anything with a membrane, delicate straps, or a knit I care about, I hand wash in the laundry trough with cool water and a small squirt of the same liquid detergent. Ten minutes of squeezing, two rinses, then a firm press between towels to get the water out.
Two minutes of prep saves the rest: zip every zip, close every hook-and-loop tab, and turn the coat inside out if the lining sheds. An open hook-and-loop strap will grab a knit sleeve and pull the pile out in a single cycle. That has saved the lining on Biscuit's favourite fleece twice now.
- Wash dog coats separately on cool, gentle cycles with a light dose of liquid detergent.
- Skip fabric softener completely; its film kills water resistance and traps smells in fleece.
- Zip every zip and close every tab before washing so clips cannot tear linings.
- Air dry flat or on a line; dryer heat shrinks shells and loosens seams.
- Hand wash membrane coats in cool water when the machine's gentle cycle seems rough.
Drying without losing the shape
The one coat I destroyed outright went into a dryer on low because we had a 6 am walk and everything else was damp. It came out a size smaller, with the shell stiff and wrinkled where the coating had cooked. Since then, everything dries in the living room or on the balcony line. Knits dry flat on a towel so the chest does not stretch. Shells hang by the shoulder straps so air moves through.
Perth helps here. Even in winter, a coat hung indoors near a window is usually dry overnight, and in summer the balcony line finishes the job in an hour or two. What does not help is draping a wet fleece over a heater, which I did once and spent a week picking a scorch smell out of. Slow and boring beats fast and ruined.

Bringing water resistance back
Water resistance fades with every wash, but it fades much slower with the routine above. When Biscuit's shell stopped beading while the fabric was still sound, I tried a spray-on reproofing product made for outdoor gear, applied on the balcony on a still morning and left to cure for a day. Rain now sits on the shell again instead of soaking straight through. Before using it I checked with our vet that nothing in it would irritate his skin once dry, which is the right move for any itchy or sensitive dog.
A coat past reproofing is not a wasted coat. Ours gets demoted to dry winter mornings and car trips while a cheaper shell handles the wet work. Retiring gear in stages beats binning something that still has a job to do.
| Coat type | Wash method | Dry method | Main risk to watch |
|---|---|---|---|
| Waterproof shell with membrane | Hand wash cool, light liquid, no softener | Line dry by the shoulder straps | Coating clogs and stops beading |
| Fleece jumper | Gentle machine cycle, inside out | Flat dry on a towel | Pilling and trapped odour |
| Knit jumper | Hand wash cool, press in a towel | Flat dry, never hung wet | Baggy chest and stretched neck |
| Padded winter coat | Gentle machine cycle, zips closed | Line dry, fluff the fill by hand | Fill clumping into cold spots |
| Light summer shirt | Cool machine cycle with the everyday load | Line dry, quick cycle | Fading at the collar and seams |
Storing coats between seasons
Perth winters are short enough that coats come off the dog by late spring, and how they get stored decides whether they start the next season well. Everything goes through one final wash, dries for a full day, then goes into a lidded tub in the wardrobe rather than a plastic bag, because trapped damp turns into a musty smell that takes three washes to shift. Miso has claimed one tub lid as a bed, so the tub itself now lives behind a closed door.
I keep a small zip bag of repair bits with the tub: spare buttons, a needle and thread, and iron-on patches for lining tears. Five minutes of mending in October has kept two coats alive through winters that would otherwise have finished them.

Frequently Asked Questions
Can I wash dog coats with my normal laundry?
I keep them separate, mostly because of fur, but the bigger reason is detergent dosing. Dog coats do better with a light dose of plain liquid, while our clothes often need softener or stain treatments that coats should never touch. If you must combine loads, pick the gentlest cycle, cool water, no softener, and check every care label first.
How often should a dog coat be washed?
Ours get washed when they are visibly dirty or start to smell, rather than on a schedule, because every wash shortens the life of a water-resistant shell. In a normal Perth winter that means every few weeks for the everyday fleece and less often for the shell that only comes out in rain. Mud that dries and brushes off buys extra weeks.
Why does my dog's coat still smell after washing?
Smell that survives a wash usually means the machine was overloaded or the detergent dose was too light to rinse properly, and fleece holds onto both. Try a smaller load, half a dose of liquid, and an extra rinse. Skip softener, which masks the smell for a day and then seals it in. A long cool soak handles most of the rest.
Can a dog coat go in the tumble dryer?
Almost never, in my experience. Heat shrinks shells, cooks coatings until they go stiff, and clumps the fill in padded coats. Check the label, but I treat the dryer as a last resort for anything except a plain cotton shirt, and even then on the lowest setting. A coat hung indoors in Perth dries overnight anyway, so the dryer rarely earns its risk.
How do I know when a coat is beyond saving?
I look at three things: whether the shell still beads water after reproofing, whether the seams around the chest and shoulders are holding, and whether the fill has gone flat and clumped. If the answer to all three is no, the coat is done. Otherwise it can usually be demoted to lighter duties rather than binned.
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