1. Skin-friendly silicone material: Made of soft silicone material, these malleable earplugs are lightweight and comfortable to wear even for the whole day. Moreover, they are reusable. You just need to clean them regularly and let them air dry for future use. 2. Comfortable fit: These noise-reducing earplugs are designed to fit the ear canal without causing any pressure. They are suitable for both adults and children. The earplugs can tightly cover the ear canal and won't fall out even when you sleep on your side. 3. Dual functions: These waterproof earplugs have excellent noise-reducing performance. They can reduce the noise generated by construction sites, concerts, traffic, etc., creating a more suitable environment for sleep or study. At the same time, they also have good waterproof properties and can protect your ears when swimming. 4. Good sleep aid effect: These soft silicone earplugs for sleep can create a comfortable and well-fitting soundproof barrier, which helps you enter a deeper rapid eye movement (REM) sleep stage. They are very suitable for light sleepers and can be worn comfortably all night (or during the day if you work night shifts). You'll feel more relaxed when you wake up. 5. 32 dB SNR noise-reducing earplugs: The noise reduction level of these earplugs reaches 32 dB SNR, which can effectively block loud noises and protect your hearing. They are an ideal choice for swimming, studying, sleeping, and general hearing protection in noisy environments.