【Effective Noise Protection, Enjoy the Silence】Utilizing excellent noise-canceling technology, the SNR value can be reduced to 35dB. Creates a quiet environment in bustling towns, public spaces, and offices, allowing you to maintain your own peace during a busy life, sleep soundly, and concentrate on work. 【Snug and Soft, Doesn't Hurt Your Ears】The earplugs are made of soft, environmentally friendly silicone, and have undergone repeated bioengineering tests to perfectly fit the ear canal. Comfortable to wear for long periods without hurting your ears, providing complete sound insulation during work or travel, blocking snoring at night, and serving as a sleep aid. 【Waterproof and Durable, Environmentally Friendly】Made of high-quality, environmentally friendly silicone. Utilizing IPX7 waterproof technology, it can be washed, is long-lasting, and durable, making it a waste-free product that supports sustainable living. 【Suitable for Various Locations, Multi-functional Earplugs】Whether at work, studying, sleeping, traveling, or using public transportation, or at a live event, these earplugs effectively block out external noise, allowing you to enjoy your own peace anytime. 【Package and Abundant Configuration】Includes 3 sets of spare ear tips (S~L).