2Pairs Soft Foam Earplugs Sound Insulation Anti Noise Ear Plug for Sleeping Travel Concert Nois

•2022 upgrade: 2 pairs of storage packs, newly upgraded 3-layer umbrella earphones, 3-layer professional version, 2-layer full version, adding special sound filters to help you eliminate background noise, you can still hear the alarm clock and other noises. Noise reduction: NRR: 29dB SNR: 31dB, This is just a noise-cancelling earplug, if you want to hear no sound at all, please choose carefully

•100% Silicone: Made of soft hypoallergenic silicone that minimizes the pressure of the earbuds on the ear canal, conforming to the contour of the ear for long-term wear. Since the eartips are very soft, you need to rotate them slowly into the ear canal