1. Compact Size for Convenience: With dimensions of 20 x 15 cm, these earmuffs are compact enough to easily carry or store when not in use. Their lightweight design ensures they won't burden you during your activities. 2. Noise Reduction: These soundproof earmuffs are designed to provide noise cancellation, making them ideal for learning, traveling, sleeping, studying, and industrial environments. 3. COMPLETE PACKAGE: Each includes 1 piece of our noisecanceling earmuffs. Enjoy this essential protective gear. 4. Versatile Applications: Whether you're drumming in a band, working in a noisy industrial area, or engaging in sports, these earmuffs provide reliable protection from loud noises. They also ensure a peaceful sleep.