About this item High Quality - The earplugs are made of polyurethane, soft and comfortable, will not hurt your ears. Easy to Wear - The material balls which is a kind of memory sponge material, which can restore its original state gradually after pressing to help you easily wear the earplugs. Noise Reduction - The SNR of foam earplugs is 31dB, which can effectively block a large number of annoying noises and protect your hearing. Portable - Each pair of noise reduction earplugs is equipped with a plastic storage box, a total of 10 pairs. They can fit easily in your pocket or bag. Wide Application - Using soft foam earplugs can help you avoid interference while sleeping and improve your concentration while studying. They are also suitable for shooting, flying, woodworking, vacuuming, mowing, foraging or other noisy environments. Features: The balls which are made of polyurethane, soft and comfortable, do not bother your ears. Its memory sponge material can return to its original state gradually after pressing, easy to wear. The balls which can effectively reduce sound interference and protect your hearing. SNR (signal to noise ratio) is 31 dB. Each pair of earplugs with a storage box, which can perform. Ideal for sleeping, studying, shooting, flying , woodworking, vacuuming, mowing, drilling or other noisy environments. How to use? Step 1: Roll the earplugs into a tight cylinder. Step 2: Gently pull the ear up to straighten the canal. Step 3: Insert the earplug securely into the ear canal and secure it in place. Tips: poor fit will reduce effectiveness. Features: Earplug material: Polyurethane Box material: plastic Earplugs Size: 1.3 cm * 2.4 cm Package includes: 10 x Orange Earplugs with Storage Box Random Color < p>luckymeet