ADVANCED FILTER TECHNOLOGY reduces noise (up to 24dB,NRR)evenly to maintain the full spectrum of sound while protecting hearing. Mumba concert earplugs deliver crisp, clear sound at a safe volume. Won’t muffle music or voices as foam plugs do. Suitable for Concerts, Musicians, Drummer, Percussion, DJs | DESIGNED FOR COMFORT: The soft, hypoallergenic reusable earplugs for concerts keep you comfortable whether you’re making music or dancing to it. These are absolutely safe for your ears and health. Hearing protection ear plugs are incredibly lightweight, soft and comfortable to wear. | INVISIBLE: Mumba high fidelity ear plugs seems to disappear in your ear when using, just like custom molded ear plugs. The professional ear plugs are small and low profile, making them discreet noise reducers | GET THE PERFECT FIT with a pair of standard-sized earplugs(with filters inside) and a pair of small-sized shells. Fits most normal to large ear sizes. Easy removal with a tug on the elongated pull tab. | ALWAYS HAVE THE EARPLUGS WITH YOU: The musicians ear plugs come with an aluminum container and a carabiner that you can hang it on your keychain and carry it around with you wherever you go. You never know when a pair of protective ear plugs may come in handy!