?Multiple Uses?: Recommended applications include studying, sleeping, shooting, flying, concerts, motorcycle rides, sports events, fireworks displays, woodworking, vacuuming, mowing, drilling, and all noisy environments. ?Easy to Carry?: Each set of earplugs comes with a compact keychain travel case for convenient storage and portability. The screw-sealed design protects the earplugs from moisture, dust, and debris, keeping them hygienic. ?Practical?: Each package contains 60 pairs of earplugs, reusable for 2-3 times, providing enough for your entire family. These foam earplugs can be used to replace old ones or serve as backups, ensuring long-term hearing protection. ?Safe & Comfortable?: Made from non-toxic PU material, our earplugs are lightweight, dense, and feature a tapered foam design to ensure all-day comfort and protection in various working environments. ?Improve Sleep and Wellbeing?: Experience tranquility wherever you go. Our foam earplugs have a 38dB SNR, effectively blocking out loud noises for hearing protection, eliminating distractions during sleep, and enhancing concentration while studying.