Ear wax is the most common issue influencing the loudness of your device. If your ear canal creates extreme oil, the wax could get caught inside the earmuffs. Fill a container with lukewarm or overall body temperature water. Don't use cold or sizzling water as though can cause dizziness, vertigo https://www.linkedin.com/posts/anhometech_anhome-airpod-cleaner-kit-cleaning-tool-3-activity-7180579811667374080-EjnJ?utm_source=share&utm_medium=member_desktop