?Warm tips?The earplugs can't block out all noises. But by wearing our earplugs, disturbing sounds will be muffled. Choose the right size earplug to ensure best fit and performance, follow our user manual to wear the ear plugs properly. Feel free to contact us if you have any questions. ?Hygienic & Portable?With a sturdy detachable cord for standard size ear plugs, you can easily keep track of your earplugs wherever you are, ideal for working, construction, mowing and using power tools etc. The ear plugs are supplied with a milled nice aluminum case with carabiner , it’s easy and convenient to store, take out, and carry around at all times. ?2 pairs plugs fit most ear sizes? Comes with 2 pairs plugs in different size and shape: SMALL in 30db for small ear canals (mostly toddlers, youth and small adults) and STANDARD in 32db for average to large ear canals (most adults). Perfect to use for snoring, sleeping, study, flying and everywhere else where you need silence. ?Ergonomically Shaped?3-layer flange ergonomical design gently seals the ears with no hard edges for safe and comfortable noise blockage, which is specially designed for side sleepers so that you can enjoy a peaceful night’s rest without pressure pain. ?Lightweight & Comfortable?Made of extra-soft, lightweight silicone, so they fit comfortably inside your ear, and you can wear them all day long without pain or discomfort. They are also non-irritating, so you don’t have to worry about them making your ears itch.