【High-Performance Noise Filtering】 Excellent sound insulation! The noise reduction rate is as high as 28dB, easily blocking all kinds of noise and providing comfortable hearing protection for a long time. It blocks out unpleasant sounds in your ears when you're bothered by surrounding noises such as during sleep, work, study, or on airplanes. Ideal for night shift workers and those sensitive to noise. 【Washable & Reusable】 Maintains elasticity even after long-term use, can be washed and reused, protecting the health of the ear canal. After use, wash with water, dry, and store in the dedicated case. 【Easy to Use】 Gently push into the ear canal while holding the loop to complete wearing. If worn correctly, it fits snugly in the ear and doesn't get in the way. Comes with 3 sizes (S, M, L) of ear tips, please choose the size that suits you. ⭐️Free Shipping⭐️ Please check the actual product photos for the condition♪ #AoiMikan'sProductListIsHere✨☜ ＊Immediate purchase welcome・Midnight silent purchase OK◎ ＊First come, first served for single items ＊Welcome to bulk purchases, feel free to comment ＊Shipping will be closed on weekends and holidays ⚠️If there are any problems, please be sure to contact us 【Before evaluation】. ・Please understand that we will ship from home storage and in simple packaging( ⁎ᵕᴗᵕ⁎ ) ※To make it as affordable as possible, we may ship without the box or compress the product due to shipping costs. 24-37999841 Link Dream 【2024 Model】 Earplugs for Sleep Quietness, Soundproof Value 28dB, Doesn't Hurt Ears, Silicone, 3 Sets (S・M・L Sizes) Relief for Hyperacusis, Noise Reduction, For Airplane, For Study, Noise Countermeasures, Soft, Washable, Noise Reduction (SNR): 28dB, With Storage Case (Black)