There are a variety of materials that can be used for ear plugs, each with its own benefits and drawbacks. The most common materials are foam, silicone, and wax.
Foam ear plugs are the most affordable option and can be easily found in drugstores. They are made of soft, pliable foam that expands to fit the ear canal. Foam ear plugs provide good noise reduction but can be uncomfortable to wear for long periods of time. They also need to be replaced frequently as they degrade quickly with use.
Silicone ear plugs are more expensive than foam but are much more comfortable and durable. They can last for months or even years with proper care. Silicone ear plugs conform to the shape of your ear canal and create a tight seal that effectively blocks out noise. However, they can be difficult to insert and remove from the ears.
Wax ear plugs are the most expensive option but offer the best noise reduction capabilities. They are made of soft wax that is molded to fit the contours of your ear canal. Wax provides an excellent seal against noise but can be messy to use and may require professional assistance to insert correctly.