Car Upholstery Care: How to Clean and Protect Fabric, Alcantara and Leather

Car seats have a hard life. Coffee on the school run, a wet dog after a walk, muddy kit bags, sun cream in summer and damp coats all winter. Most of it ends up in the upholstery, and most drivers only deal with it when they come to sell the car. Looked after properly, though, seats can stay looking close to new for the life of the car.

This guide explains how to clean and protect the four types of upholstery you are likely to have, fabric, Alcantara, natural leather and eco-leather, and the mistakes that do more harm than good.

Why upholstery care matters

It is not only about looks. Dust and crumbs in fabric seats harbour allergens and bacteria. Spills that soak in leave stains and, in a damp British climate, musty smells that are hard to shift. Leather that is never conditioned dries out, creases and eventually cracks, and at that point the only fix is re-trimming.

Clean, well-kept seats also make a real difference to what a car is worth. Buyers notice a stained driver's seat or a cracked bolster long before they look at the service history.

Know what your seats are made of

The right method depends entirely on the material. Check your handbook or the manufacturer's specification if you are not sure.

• Fabric includes woven cloth, velour and microfibre. It is comfortable and hard-wearing, but it absorbs spills, moisture and odours like a sponge.
• Alcantara and similar suede-like materials look soft and premium, but they are delicate. Too much moisture, heat or scrubbing will flatten and pill the fibres.
• Natural leather is a natural material that needs its oils topping up. Without that it dries, hardens and cracks, starting on the side bolsters.
• Eco-leather, also called synthetic or faux leather, resists dirt well but does not tolerate harsh chemicals, and damage to the surface is permanent.

Many cars mix materials, with leather bolsters and fabric or Alcantara centres, so be ready to switch method from one part of the seat to the next.

Fabric upholstery

Vacuum first, thoroughly. Use a brush attachment to lift grit from the weave and a crevice tool along the seams and under the seats. Cleaning before vacuuming just turns dust into mud.

Choose the strength for the job. Fabric Cleaner is a concentrate, so you mix it to suit the dirt. For a set-in stain or heavy soiling, use it between 1:1 and 1:5. For a general refresh or to run through an extractor, dilute it between 1:10 and 1:20.

Work in sections. Spray one area, agitate gently with a soft upholstery brush or microfibre, then lift the dirt with a clean, damp microfibre or an extractor. Do not soak the seat. The foam underneath takes a long time to dry and can end up smelling worse than before.

Dry it properly. This is where UK weather catches people out. A damp seat in a cold car will mist the windows and can go musty. Leave the car somewhere warm and well ventilated, run the heater with a window open, or clean on a dry day and leave the doors open for a few hours.

Then protect it. Once the fabric is fully dry, Spotless Fabric 2.0 gives up to 12 months of protection. Spills bead on the surface and wipe away instead of soaking in. It is water-based and solvent-free, so there is no chemical smell and you can drive the car as soon as it has dried. Spray until the surface looks damp, not wet.

Alcantara

Treat Alcantara gently and use as little liquid as possible.

1. Vacuum with a soft brush attachment, brushing lightly to lift the pile rather than pressing it down.
2. Spray a cleaner suitable for Alcantara, such as Leather Cleaner or Interior Cleaner, onto a microfibre rather than onto the material itself.
3. Wipe gently in one direction with the grain, turning the cloth often so you are not spreading dirt around.
4. Brush the pile lightly back into line with a soft, dry brush.
5. Let it dry naturally, out of direct sun and away from heaters. Heat stiffens the fibres and ruins the soft feel.

Steering wheels and gear selector gaiters in Alcantara go shiny and flat from hand oils. Regular light cleaning stops that from happening. Once it is clean and dry, Spotless Fabric 2.0 is also safe on Alcantara and helps keep it that way.

Natural leather

Leather care comes down to three jobs: cleaning, conditioning and maintaining. Ultracoat makes one product for each.

Clean. Vacuum first, because grit in the creases acts like sandpaper every time you get in. Then use Leather Cleaner. It foams, which holds it on the surface long enough to lift body oils, dye transfer from jeans and general grime out of the grain, and it does that without stripping the leather's own oils. Spray it onto a soft leather brush or onto the seat, work it in panel by panel, and wipe away with a clean microfibre. It has a fresh citrus scent.

Never use an all-purpose cleaner on leather. It pulls the natural oils out with the dirt, which is why leather cleaned with the wrong product looks good for a week and then starts to crack.

Condition. Cleaning opens up the leather, so follow it with Leather Cream. It nourishes and softens the leather and leaves the matte finish modern car leather should have, with no shine and no slippery seats. Apply a thin, even layer with an applicator and remove any excess with a microfibre. More is not better; it just transfers onto your clothes.

Maintain. Between deep cleans, Leather Quick Detailer cleans light soiling and leaves UV protection behind in one pass. It takes ten minutes, leaves a matte finish and works on motorcycle seats and boat interiors too.

Eco-leather

Eco-leather is easier to keep clean than natural leather and does not need feeding in the same way, but it is less forgiving. It does not recover from damage, so a scuff or crack is permanent.

Clean it gently with Leather Cleaner, which is safe on eco-leather, and a soft microfibre. Avoid household sprays, furniture polish and anything described as doing everything. Leather Cream is also suitable for eco-leather and helps keep it supple, which matters on seats that flex every time you get in and out.

The mistakes that do the most damage

• Using the wrong product. Household cleaners and all-purpose sprays can bleach fabric and dry out leather after a single use.
• Skipping the vacuum. You just rub the dirt deeper into the material.
• Scrubbing too hard. Stiff brushes and heavy pressure fray fabric, pill Alcantara and scuff leather.
• Soaking the seat. Water that gets into the foam takes days to dry and leaves tide marks and smells.
• Cleaning in the cold and damp. Without proper drying you get misted windows and, eventually, mould.
• Not testing first. Always try a new product on a hidden area, particularly on older, coloured or perforated materials.

How often to do it

• Fabric: vacuum regularly, a light refresh every few months and a thorough clean twice a year. Reapply Spotless Fabric 2.0 once a year.
• Alcantara: gentle brush and vacuum often, a light clean every few months, protect once a year.
• Natural leather: a quick wipe with Leather Quick Detailer every few weeks, and a deep clean followed by Leather Cream once or twice a year. Seats that see daily use, or cars with light-coloured leather, benefit from more.
• Eco-leather: wipe down regularly and clean gently as needed.

If you have children or a dog in the car, or you drive a lot, shorten every one of those intervals.

Which products to use

• Fabric Cleaner for cloth seats, carpets and mats, from spot cleaning to extraction
• Spotless Fabric 2.0 to protect fabric, Alcantara and leather for up to 12 months
• Leather Cleaner for natural leather, eco-leather and Alcantara
• Leather Cream to condition leather after cleaning
• Leather Quick Detailer for quick cleaning and protection in between
• Interior Cleaner for everything else inside the car, with no hazard pictograms on the label

Summary

Good upholstery care is mostly about matching the method to the material: gentle, controlled cleaning for fabric, as little moisture as possible on Alcantara, clean then condition for leather, and nothing harsh on eco-leather. Dry everything properly, protect fabric once it is clean, and keep on top of it little and often. Your seats will stay comfortable, look better and help the car hold its value.

For the rest of the cabin, see our step-by-step guide to interior car detailing.