Features1Shark Fin Edge: Adopts shark fin design which is comfortable and firm to wear when sleeping, and you won't feel slap in your ears, and don't have to worry about accidental falling off. 2Ergonomic Fit: Ear plug is designed to imitate the human auricle, which is soft and comfortable to fit the human ear, and it will not cause swelling pain after wearing it for a long time. 3Good Noise Reduction: The oval 3 layer structure design improves the noise reduction effect. Just put on earplugs and you can escape the noise and feel the distance between the world and you. 4Reusable: High quality silicone material, not easy to get dusty, and delicate to touch. Can be washed with water or hand sanitizer (not included), and used again after drying, more environmentally friendly. 52 Pairs in Total: There are a pair of red and a pair of green silicone earplugs, each pair has a separate box for easy storage, dust proof and stain resistant, and easy to carry when going out.SpecificationItem Type: Noise Reduction EarplugsMaterial: SiliconeApplication: Swimming, sleep, etc.Package List1 x Pair of Red Noise Reduction Earplugs 1 x Pair of Green Noise Reduction Earplugs 2 x Storage Box