Sleep Noise Reduction: These earplugs feature an NRR of 25dB (SNR 29dB), blocking snoring, traffic, and construction noise to create a peaceful sleep environment, helping you enjoy deeper, more restorative sleep. Ideal Fit for Your Ears: This sleeping earplug set includes 6 pairs of ear tips, 2 sizes (M/L), and 3 layers (single, double, triple), ensuring an ideal fit for different ear canals. Keep one pair at home and take another on the go. Washable and Reusable: Made of silicone, these earplugs are washable and reusable, keeping them clean and hygienic. This reduces the risk of ear infections, providing a cleaner, healthier experience for your ears. Soft Silicone: The noise-reduction ear plugs are soft, skin-friendly silicone that doesn't cause discomfort or pressure, even after long hours. Whether sleeping, studying, or working, you won't be disturbed by discomfort