【Revolutionary Earplugs & Excellent Noise Reduction】These earplugs are made of high-quality foam polyurethane, offering an excellent noise reduction rating of NRR35dB, effectively blocking out most noise. This promotes deep sleep and reduces stress. They provide comfortable ear protection even during extended use. 【Comfortable Fit & No Ear Pain】The clever design ensures no burden on the ears even after long hours of use, eliminating pain or discomfort. They fit snugly in the ear canal and are unlikely to fall out, providing excellent stability. Available in three sizes (S/M/L) to choose the perfect fit for you. 【Washable & Reusable】These earplugs are not specific to left or right ears and can be easily fitted by gently pulling the ear. Made of soft, skin-friendly silicone with antibacterial properties, they are washable and reusable, making them economical. 【Convenient to Carry & Versatile】The included storage case protects the earplugs from dust and moisture, making them easy to carry and preventing loss. They are suitable for various situations, including sleep, noise reduction, swimming, studying, air travel, work, concerts, and public transportation. They effectively protect your ears even in loud environments and are recommended for those sensitive to sound. 【Package Contents & Reliable Quality Guarantee】Set includes: 1 set of earplugs, ear tips (S/M/L) each 1 set, 1 storage case.