Excellent Performance Silicone Rubber Earplug for Noise Ear Plugs. High Noise Reduction Rating: NRR 34dB with graduated design for optimized noise cancelling. Premium Soft Material: Made of extra-soft, lightweight silicone that seals ear canal without pressure. Customizable Packaging: Available in customized carton packaging to meet specific needs. Multiple Certifications: Certified with CE, ANSI, EN, and AS/NZS standards for quality assurance. Versatile Application: Ideal for swimming, construction, sleeping, weeding, traveling, and working. Ergonomic Design: Fixed umbrella shape ensures a snug fit while gently conforming to the ear canal. OEM/ODM Services: Full customization, minor customization, and flexible customization options available. Fast Sample Delivery: Sample orders delivered within 3-7 days with free samples available.