【Washable & Reusable】Maintains elasticity even after long-term use, can be washed with water for repeated use, hygienic and protects 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 in the ear and does not get in the way. Includes 3 sizes (S, M, L) of ear tips, please choose the size that suits you. ⭐Instant purchase OK❣️Free shipping⭐ Please check the actual product photos for the condition of the product♪ #Nao's product list is here ✨☜ 30-200051 Link Dream 【2024 Model】 Earplugs for Sleep, Quiet Sleep, Noise Reduction Value 28dB, Doesn't Hurt Ears, Silicone, Set of 3 (S, M, L sizes), Relief for Hyperacusis, Noise Reduction, For Airplane, For Studying, Noise Reduction Measures, Soft, Washable, Noise Reduction (SNR): 28dB, With Storage Case (Black)