Features: Each pair of sleeping ear plugs is individually packaged in a small pouch, making them easy to carry with you wherever you go. Whether you're traveling or simply need to carry them with you during the day, these individually packaged ear plugs are convenient and easy to use. These noise cancelling ear plugs are waterproof and reusable, making them an ideal choice. Unlike disposable ear plugs that need to be replaced after each use, you can use these ear plugs multiple times, reducing waste. Specifications: Material: silicone Color: black Size: about 1.18 x 0.55 inches/ 30 x 14 mm Package includes: 200 Pairs ear plugs for sleeping noise cancelling Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays.Soft, Waterproof and Reusable: made from soft silicone material, these noise reducing earplugs are gentle on your ears and won't cause discomfort; They are safe to use, waterproof, and simple to clean; They can be applied multiple times and are effective in reducing, muffling, and blocking sound, safeguarding your ears from bothersome noise. Simple to Use and Flexible: these noise cancelling reusable earplugs are easy to use and flexible, ensuring a comfortable fit for most users; Simply insert the ear plugs into your ears and adjust them as needed to achieve a snug and comfortable fit; The flexibility of these ear plugs ensures that they will fit comfortably in various ear size or shape. Versatile and Practical: these noise canceling earplugs are versatile, practical and waterproof, suitable for a variety of settings and activities; Whether you're sleeping, studying, working, attending loud events, concerts, riding motorcycles or traveling, these ear plugs will help you block out unwanted noise and focus on what matters most; You can also use them for swimming as they are waterproof. Noise Cancelling: these reusable silicone earplugs are designed to effectively block out unwanted noise, providing you with a quiet environment; Whether you're trying to sleep in a noisy environment or need to focus on a task, these ear plugs will help you achieve your goals by minimizing distractions; They are suitable for use in various settings, such as sleeping, hunting, shooting, snoring, concerts, work, travel, and other noisy places; The NRR is about 32dB, and SNR: about 35 dB. Large Quantity: with 200 pairs of reusable ear plugs included in the package, you can rest assured that you'll have a long lasting supply for your noise cancelling needs; Whether you're a frequent traveler or someone who needs to block out noise on a regular basis, this package will provide you with a sufficient quantity of ear plugs; Each pair of earplugs is individually wrapped in a small pouch for hygiene and easy portability, making them an ideal travel companion.