These are silicone "sleeping headphones" designed not to hurt your ears even when listening while lying on your side! The cable is 1.2 meters long, and the main unit weighs only 9g. They provide a light and comfortable fit at all times! The unique ear tip design prevents pain even when pressing your ear against a pillow. They fit snugly in your ear and are lightweight with no pressure, making them ideal for those who want to fall asleep while listening to music with earphones. Unlike wireless earphones, they offer the convenience of immediate use without the hassle of communication settings, charging, or concerns about device failure. * For use with smartphones, please purchase a separate "Lightning-compatible earphone jack conversion cable" or a "USB Type-C earphone conversion cable (with built-in DAC)" from Amazon, Daiso, etc. 【Product Specifications】 Earphone diameter (approx.): 6mm Earphone weight (approx.): 1g Main unit weight (approx.): 9g Cable length (approx.): 1.2m Connection type: Wired (3.5mm jack) * Due to being parallel imports, there may be some scratches on the packaging, but this does not affect the product itself. * We are sorry, but we are not considering price reductions. Thank you for your understanding. 【Color】 Black Perfect for personal use with smartphones, game consoles, etc., as well as for small gifts for family, lovers, and friends!