Reusable Silicone Ear Plugs Noise Cancelling Earplugs Protector Study Sleep Swim Description: It can effectively reduce noise by 28dB, and protect your ears in noisy environments. These sleeping earplugs are made of high-grade silicone, which is non-toxic and skin-friendly. The material is soft and malleable and will fit in your ear with ease and comfort. Also, the plugs are suitable for side sleepers, as they are very comfortable, and they don’t stick out or fall out of the ear. This earplug can effectively prevent water from entering the ear canal. Highly soft, safe and reliable, it can be kneaded into earplugs of various suitable shapes and sizes. Made of environmentally friendly and non‑toxic material, it is safe and comfortable to wear. It is suitable for sports, swimming, bathing, sleeping and any place where there is noise or need to be waterproof. Features: Type: Ear Plugs Material: Silicone Mud Noise-Blocking: Up To 28dB Color: Blue Quantity: 6Pcs/12Pcs Instructions: Take out the earplugs from the packaging bag and knead it with your hands to make the earplugs soft. Pinch the earplugs into blocks Put the block earplugs on the outside of the ear canal and flatten them until they fit the ear canal completely. Scope of Application: Sports, swimming, bathing, sleeping and other places where there is noise or need to be waterproof.