Hearing Protection and Block Out Noise: 40dB noise cancelling earplugs protect your hearing well when you are in a noisy environment, it is also perfect if you have a snoring partner, ensure a restful and full sleep all nightComfortable silicone ear plug with shark fin: these noise cancelling earplugs sleep come with an in-ear design makes it perfect for side sleepers and not easy to fall off, made of soft silicone material which is environmentally soft, light and flexible to wear for a long time. shark fin design makes it comfortable to wear at night and fits each ear cup naturally.Better noise reduction earplugs: With 3-layer oval design, our earplugs can greatly improve the noise reduction rate and easily block the noiseMultifunctional: Our noise-canceling earplugs are reusable, dustproof and waterproof, with a long service life and wide application, is widely used to wear for sleeping, studying, flying, travelling, swimming and whereever you need it2pcs each set: Each set contains 2 pairs of silicone earplugs for sleeping, you can leave 1 pair at home and take 1 pair with you to use anytime you need it.Delivery Quantity: 2setProduct color: blackProduct size: 3*1.7 cm