Foam rubber is a soft, flexible material made from synthetic or natural rubber that has been expanded with air. This process creates a lightweight, spongy texture, making it ideal for various applications. You can find foam rubber in products like mattresses, cushions, and insulation, providing comfort and support. One of the key benefits of foam rubber is its ability to absorb shock and reduce noise, making it popular in automotive and furniture industries. Additionally, it is resistant to moisture and mold, which enhances its durability. Overall, foam rubber is a versatile material that plays a significant role in everyday items.