Crafted from soft silicone materials, these earplugs conform perfectly to your ear canal for a pressure less,, with multiple ear tip sizes included for personalizing comfort and stability Perfect for achieving sleep, focusing during commutes or study, and enjoy underwater swimming without water leakage or discomfort Ideal for students, professional, and swimmers seeking effective noise blocking and water resistance during daily activities Versatile and, these earplugs adapt seamlessly to various environments, ensuring all day comfort and reliabled performanced for noise cancelling and waterproof needs superior noise reduction and waterproof protective with our silicone earplugs, featuring professional noise cancelling technology to block environmental sounds and create a private quiet zone, Manufacturer: YIGZYCN