StepDoWhy
DrainInvert on a drying stand or rolled towelWater drains out of the narrow neck
Air dryLeave inverted until fully dry insideTrapped moisture spots and turns musty
Reach the baseMicrofibre drying rod or cloth on a spoonDries the wide bottom you can't reach
StoreCompletely dry, stopper offA sealed stopper traps moisture, smells stale