The four-in-one set typically features compartments for various seasonings such as salt, monosodium glutamate (MSG), pepper, and other spices, allowing for organized storage.
Many models are easy to clean; you can usually hand wash them with warm soapy water or place them on the top rack of the dishwasher (if dishwasher-safe).
Yes, many seasoning boxes come with built-in shakers or dispensers that allow you to control the amount of seasoning you use, promoting more mindful cooking.