【Product Information】 ★Color Black ★This foldable earmuff can be rolled up compactly for easy carrying. ★It's small enough to fit in your bag or backpack pocket, so it doesn't take up much space. ★It's lightweight and warm, and we've focused on achieving a perfect fit for your ears. ★The back-arm type reduces the worry of messing up your hairstyle. ★Adjustable size! The earmuff's arm uses a slide rail frame with an伸縮 function, allowing you to adjust the size to fit your head. ★Waterproof. ※Accessories used by the model are not included in the set. ※Measured by flat lay. There may be slight errors depending on the measurement method. ※The color may differ from the actual product depending on the monitor's display. Thank you for your understanding.