Ears are like people – each is unique and different. That’s what makes SmartFit such a marvel of user-friendly design. The only reusable earplug with Conforming Material Technology™, SmartFit uses body heat to adapt to the shape of the ear canal for a comfortable, personalized fit. With a detachable cord system, HearPack® carry case and special application styles available, it’s the ultra-smart choice for today’s diverse workplace.