Item Type: Noise Cancelling Earplugs Material: Silicone Gross Weight: 14g / 0.5oz Package List 1 Pair x Silicone Earplugs 1Professional Noise Reduction: Third generation silicone earplugs, new upgraded double layer design strong physical noise reduction. Noise shielding and acoustic filtering. 2Perfect Fit Your Ears: The special ear brace design makes the ear plugs can perfectly fit the human ear. Human body design, closely fit to your ears, not easy to fall off. 3Soft Silicone: Made of soft and flexible silicone material, this pair of quiet noise reduction ear plugs is very comfortable and you can wear it all night without ear pain. 4Applications: This silicone earplugs are versatile that offer protection from noises and background noise in many situations. They are great for sleeping and can help you to to concentrate while studying, working or reading. 5Reusable and Lightweight: The professional noise reduction earplugs are washable and reusbale, which is health and hygiene. Lightweight design makes it portable for outdoor travleing.