How to remove and prevent closet mold on leather?« Back to Previous Page

Our master bedroom closet on the outside wall has started getting black fuzzy mold on our leather bags and shoes. It’s been getting worse since the humidity spiked a couple of months ago, and even though I run the AC constantly, the closet feels damp. What’s the most effective way to clean everything and prevent this from happening again, especially in a built-in closet?
Posted by Malgorzata Flores
Asked on April 12, 2026 12:35 am
Mold on leather in a built-in closet is a classic sign of trapped humidity and condensation, very common in Dubai's climate. The constant AC cools the room but can create a microclimate of stagnant, damp air in enclosed spaces, especially on exterior walls that are warmer.

First, move all affected items to a dry, well-ventilated area. For leather, use a soft cloth lightly dampened with a 1:1 solution of water and 70% isopropyl alcohol to gently wipe the mold away. Never use vinegar or bleach on leather, as they can damage it. Allow the items to dry completely away from direct sunlight before conditioning them.

For the closet itself, empty it completely. Wash all interior surfaces with a detergent solution, then disinfect with a diluted bleach solution (1 part bleach to 10 parts water) or a commercial mold remover, ensuring the space is well-ventilated. Let it dry thoroughly.

Prevention is critical. The core issue is lack of air circulation and likely a temperature differential causing condensation on the cooler closet walls. Leave the closet doors open for several hours daily to equalize temperature and humidity with the room. A small, battery-operated dehumidifier or moisture absorber (like silica gel packs) placed inside can help significantly. For a permanent solution, consider having a professional assess if adding a small ventilation grille to the closet door or wall is feasible to allow air from the AC to circulate.

If the mold growth is extensive, has penetrated porous materials like drywall, or returns quickly after cleaning, a professional inspection is advised to rule out a hidden moisture issue and to perform remediation that addresses the root cause, not just the visible growth.
Posted by Sani Admin
Answered on April 14, 2026 11:47 am