Leather motorcycle bags live the hardest life of any bag you own — sun on the fender, spray off the rear wheel, grit thrown up by the tyre and vibration from a big twin. Ten minutes of care every few months is the difference between a bag that looks better after five years and one that is cracked and sagging after two.
This guide covers cleaning, conditioning, waterproofing, storage and a season-by-season calendar. It also covers the distinction most guides skip: whether your bag is genuine leather or PU leather, because the two are cleaned differently and the wrong product will ruin one of them.
Genuine Leather or PU Leather? Check Before You Clean
Everything in the motorcycle saddlebags collection and the leg bag collection is made from premium PU leather — a polyurethane coating over a fabric backing. It behaves like leather, looks like leather, and needs a lighter-touch routine than the real thing.
| Genuine leather | Premium PU leather | |
|---|---|---|
| What it is | Animal hide, porous | Polyurethane film on fabric |
| Absorbs water | Yes — will spot and stiffen | Mostly no — surface beads |
| Needs conditioning | Yes, or it dries and cracks | No — conditioner sits on the surface |
| Clean with | pH-neutral leather soap | Damp cloth, mild soap |
| Enemy | Drying, salt, direct heat | Solvents, abrasion, heat guns |
| Lifespan with care | 10+ years | 5–8 years of hard use |
The quickest test: press the edge of the strap firmly with a thumbnail. Genuine leather leaves a mark that fades slowly and shows a lighter fibre underneath. PU leaves a smooth impression with no colour change.
Cleaning Your Motorcycle Bags
The weekly wipe-down
After any wet or dirty ride, wipe the whole bag with a barely damp microfibre cloth, then a dry one. This alone removes the road salt and grit that abrade the surface over a season. Do it while the bag is still on the bike — you will actually do it.
Deep cleaning (monthly in season)
- Empty the bag and turn any loose debris out rather than shaking it, which drives grit into the seams.
- Mix a small amount of pH-neutral soap into lukewarm water.
- Work the solution over the surface with a soft cloth in circles — never a stiff brush on PU.
- Wipe residue off with a clean damp cloth, then dry with a separate towel.
- Leave to air-dry in shade, away from radiators and direct sun.
Road grime, bugs and tar
Let dried bugs soften with a damp cloth held against them for a minute rather than scrubbing. Tar spots need a dedicated tar remover applied to a cloth, not poured on the bag — and always spot-test first on the inside of a flap.
Straps, buckles and stitching
The stitching collects more grime than the panels. Soften it with soapy water and a soft toothbrush, then rinse the brush and go over it again with clean water. Dry buckles individually; trapped moisture in a buckle tongue will rust cheap hardware and dull brass.
Conditioning: When, How and With What
Who needs conditioner
Genuine leather: yes. Leather is skin — it loses oils and becomes brittle. Condition it two or three times a year with a neutral, solvent-free balm.
PU leather: no. There is no fibre to nourish. Conditioner will sit on the film, attract dust and leave a greasy film that never fully dries. If your bag is PU and someone tells you to oil it, decline.
How to condition genuine leather
- Clean and fully dry the bag first — conditioner applied over dirt grinds the grit in.
- Warm a pea-sized amount between your fingers so it spreads thin.
- Work it in with a soft cloth using small circles, following the grain.
- Let it absorb for 15–20 minutes, then buff off anything that has not soaked in.
- Leave overnight before riding so nothing transfers to your jacket.
Products worth using
Neutral pH balms and pure neatsfoot or lanolin-based conditioners are the safe choices. Avoid anything with silicone in high concentration, coloured polish, and “leather wipe” products with strong solvents — the solvent is what dries leather out faster than doing nothing.
Waterproofing Your Bags
Spray-on waterproofer
The easiest option and the one most riders should use. Fluorocarbon-free repellent sprays work on both genuine and PU leather, and they also refresh the existing finish rather than sitting on top as a film. Hold the can 20 cm away, apply two light coats rather than one heavy one, and let each coat flash off before the next.
Wax-based treatments
Wax is excellent for genuine leather and for canvas-backed gear — it feeds the leather as it repels water. Do not use wax on PU: it will not absorb, and it will smear. It also darkens leather noticeably, so test on a hidden area first.
When to reapply
Every 8–12 weeks of riding, or immediately after any ride where the beads stopped forming and water sat flat on the surface. A good indicator is a single 90-second hose test: if water darkens the leather within a minute, it is time.
The seams are the weak point
Water gets in through stitch holes long before it penetrates a panel. Pay extra attention to the needle lines and the underside flap edge, where water pools when the bike is parked in the rain.
Storage Best Practices
- Clean before storing. Salt and road grime stored over winter will keep working on the surface the whole time.
- Stuff lightly to hold shape. Acid-free tissue or a soft cloth inside the main compartment stops the sides creasing. Do not overfill — the straps should not be under tension.
- Store flat or hanging, never compressed under other luggage. Weight left on a buckle all winter will crease the panel permanently.
- Choose a cool, dry, dark place. A loft is too hot and too dry; a garage floor is too damp; a windowsill is too sunny.
- Do not seal in plastic. Trapped moisture is how mould starts. A breathable cotton bag, or simply a shelf with airflow, is correct.
- Climate matters. In humid regions, add a silica gel sachet near the bag. In very dry climates, genuine leather benefits from being out of direct air conditioning rather than conditioned more often.
Seasonal Care Calendar
Spring
Wash off winter salt, inspect every seam and strap for wear, check buckles for stiffness, and reapply waterproofer before the first long ride.
Summer
Wipe down after dusty rides. Watch for heat: never leave a bag on the bike in direct sun with a helmet on top, and keep it away from exhaust heat when parking. Condition genuine leather once if you ride heavily.
Autumn
Wet-weather season — reapply waterproofer, treat the seams, and dry the bag indoors after any soaked ride rather than leaving it on the bike overnight.
Winter
Deep clean, condition (genuine leather only), let it dry fully, stuff to shape and store in the dark with airflow. Once a month, take it out and check for damp or mould.
How to Remove Mould from Leather Bags
- Take the bag outside so spores do not spread indoors.
- Brush the affected area gently with a dry soft brush — outdoors.
- Wipe with a cloth lightly dampened with a 50/50 white vinegar and water solution.
- Dry completely in shade, then repeat if any growth remains.
- Only condition genuine leather once it is completely dry and mould-free.
Never store a bag while it is still damp, and never put a mouldy bag straight into a cupboard — mould returns in weeks.
Five Care Mistakes That Shorten a Bag’s Life
- Conditioning PU leather. The single most common error. There is no fibre to feed, and the residue never fully absorbs.
- Drying leather on a radiator or with a hairdryer. Heat drives the remaining oils out and the panel cracks within a season. Shade and air, always.
- Storing it damp. Even a bag that feels dry can hold moisture in the seams. Give it a full day indoors before it goes on a shelf.
- Using household cleaners. Wipes, detergent and glass cleaner all contain solvents that strip a PU coating. Water and mild soap do everything a household product would.
- Neglecting the underside. The bottom of a bag takes the most spray and is the part nobody looks at. Turn it over when you clean, not just the visible panels.
Frequently Asked Questions
How often should I condition leather bags?
Two or three times a year for genuine leather with regular riding, once a year for light use. Condition more often if the leather looks pale, feels stiff, or absorbs a water drop instead of beading it. PU leather bags should never be conditioned.
Can I use coconut oil on leather motorcycle bags?
We do not recommend it. Coconut oil can go rancid, darken leather unevenly and attract dust. Use a pH-neutral leather balm designed for the job — a small tin lasts several years.
How do I remove mould from leather bags?
Brush it off outdoors, wipe with a 50/50 white vinegar and water solution, dry completely in shade and repeat if needed. Condition genuine leather only after the mould is gone.
Is PU leather easier to care for than premium PU leather?
Both are PU leather, and both care for the same way: damp cloth, mild soap, air dry, no conditioner, no wax. What varies is the thickness and finish of the coating — a heavier coating on a premium bag will tolerate more abrasion and a longer service life.
Can I machine wash a motorcycle bag?
No. Machine washing delaminates PU coating, shrinks genuine leather and destroys the internal stiffeners. Hand cleaning only.
See the full saddlebag collection, leg bags and crossbody bags, or check frequently asked questions for sizing and shipping.