A well-made designer bag, properly cared for, can last a lifetime and be passed down generations. Poor care — wrong storage, wrong cleaning products, exposure to humidity — can ruin a bag in months. Most of the damage collectors regret is preventable.
Storage
Always store bags stuffed. An empty bag slumps and can develop permanent creases, particularly leather bags with softer structures. Use the original tissue paper, or stuff with acid-free tissue or a small towel. Never use newspaper — the ink transfers.
Keep bags in their dust bags, away from direct light. UV exposure fades leather and canvas uniformly over time — the damage is subtle but cumulative and irreversible. A dark wardrobe shelf is ideal; a windowed display case is not.
Avoid plastic storage containers. Leather needs to breathe; sealed plastic creates humidity that encourages mould, particularly in warm climates. Humidity above 60% is the enemy — a small silica gel packet in the dust bag helps in humid environments.
Chains should be tucked inside the bag during storage rather than left hanging. Extended hanging under their own weight can distort the handles or body over time.
Cleaning
For coated canvas (Louis Vuitton monogram, Gucci GG canvas): a slightly damp cloth removes most surface dirt. Avoid any solvent-based cleaner — it strips the coating. The vachetta leather trim on LV bags should be left alone; it darkens naturally with handling and attempting to clean it typically causes blotching.
For smooth leather (Chanel caviar, Celine box calf, most contemporary bags): a dedicated leather cleaner applied sparingly with a soft cloth, followed by a leather conditioner every few months, keeps the leather supple and prevents cracking. Products from Leather Honey or Bickmore work well across most smooth leathers.
For suede and nubuck: a suede brush used in one direction after each wear removes surface dust. Water stains require immediate blotting (never rubbing) then even wetting of the entire panel to avoid tide marks. A suede protector spray applied before first use dramatically reduces this problem.
Hardware can be wiped with a dry soft cloth. Avoid polish on plated hardware — it removes the plating rather than restoring it.
Professional Restoration
Some things are worth sending to a professional: corner repairs, re-dyeing faded leather, restoring worn piping, and replacing oxidised hardware (replating). Services like Leather Spa, LMB Pro, and many local cobblers handle these repairs. Get quotes before committing — restoration costs can exceed a bag's market value on lower-end pieces.
Certain brands offer their own reconditioning services. Hermès will recondition its bags, and Chanel offers some repair services. These are worth investigating before going third-party, particularly if the bag is still under any kind of brand warranty.