Adjustable Fit: The expandable headband is designed to accommodate various head sizes, ensuring a comfortable and secure fit for everyone. Ear Cushions: The earmuffs are equipped with soft PU leather ear cushions that provide comfort while minimizing pressure on the ears. Material: Made from PVC, these earmuffs are built to last while maintaining their lightweight feel for extended wear. Effective Noise Reduction: These soundproof ear muffs are designed to provide noise canceling capabilities, making them ideal for study, travel, sleeping environments, and industrial settings. Use scenarios Studying or focusing in libraries or classrooms where reduced ambient noise helps concentration. Traveling by plane, train, or car to minimize engine and cabin noise for a calmer journey. Sleeping environments to block disturbances such as snoring or outdoor noise for better rest. Industrial or workshop settings where loud machinery or equipment can be disruptive.