Hard shell cases are protective containers designed to safeguard items from damage. They are typically made from durable materials like polycarbonate or aluminum, providing a rigid exterior that can withstand impacts, moisture, and dust. These cases are commonly used for transporting sensitive equipment, such as cameras, musical instruments, and laptops. Many hard shell cases feature customizable foam inserts, allowing users to create a snug fit for their belongings. This prevents movement during transport, reducing the risk of damage. Additionally, some cases come with locks or latches for added security, making them ideal for both personal and professional use.