Color: Black Quantity: 2 Shape: Individual Unit Count: 2 pieces UPC: 644097345769 【Upgraded Earplugs & Effective Soundproofing】These earplugs offer dual-effect soundproofing and noise reduction, with an NRR of 40dB, easily blocking out all kinds of noise and providing comfortable hearing protection for extended periods. Note: They do not completely block out all sound, but you can still hear necessary sounds like alarms and calls, so you can use them with peace of mind. 【Comfortable Fit】The ergonomic and lightweight "Zero System" design ensures comfort even after long hours of wear. They fit perfectly in the ear canal, preventing them from falling out and providing greater stability. Choose the most comfortable tip from three sizes: S/M/L. 【Easy to Wear & Reusable】The earplugs are not distinguished between left and right ears. Simply lift your ear gently and insert the earplug into the ear canal for easy insertion. Made of soft silicone, they are skin-friendly, antibacterial, washable, and reusable. 【Convenient to Carry & Versatile】Comes with an earplug storage box, making them easy to carry and preventing loss. Suitable for deep sleep, preventing rope skipping, swimming, studying, flying, working, concerts, mowing the lawn, etc. Recommended for those who need to protect their ears from loud environments like concerts, and for those with auditory allergies or sensitivity to mid-to-high frequencies. 【Package Contents】Earplugs x 1 set, earplugs (S/M/L) 3 sizes each x 1 set, storage box x 1.