PARTY HARD, PARTY SAFE: The Alpine PartyPlugs will keep you safe until the party is over. Damaging sounds get filtered through the AlpineAcousticFilters without altering the sound of music. Your festival will sound the same but you won't have ringing ears the next day!GREAT COMFORT ALL DAY AND NIGHT: The AlpineThermoShape adapts to your ear canal when worn. So the longer the wear, the greater the comfort. No irritation when your sweating due to great weather or heavy dancing. Safely insert them with the insertion sleeve.ESSENTIAL FESTIVAL ACCESSORIES: The Alpine PartyPlugs are easily stored in the compact Miniboxx which fits on your keychain. Sunglasses will protect your eyes from the sun and the PartyPlugs will protect your ears! Hearing protection you won't forget.AWARD-WINNING DUTCH DESIGN: Alpine is an innovator and leader in quality hearing protection. All earplugs are designed and produced in the Netherlands. A wide variety of earplugs ensure that you can do what you love to do without risking ear damage!TESTED AND CERTIFIED: Thoroughly tested and proven to reach an acoustic attenuation of up to 21 dB! In accordance with European Regulations. Sustainable hypoallergenic material without silicone; so no allergic reactions or irritations!