Link Dream 【2024 Model】 Earplugs for Sleeping, Quiet Sleep, Noise Reduction Rating 28dB, Doesn't Hurt Ears, Silicone, 3 Sets (S, M, L Sizes), Relief for Hyperacusis, Noise Reduction, For Airplane, For Studying, Noise Countermeasures, Soft, Washable, Noise Reduction (SNR): 28dB, With Storage Case (Black) 47-21 ◎ This product is available for immediate purchase! ◎ We aim to ship within 24 hours! Although unused, please purchase only if you understand that it is a home-stored item. * There is a possibility that we will ship after taking it out of the box. ★