Ears are like people - each one is unique and different. That's what makes SmartFit Detectable such a marvel of user-friendly design. The only multiple-use detectable earplug with Conforming Material Technology, SmartFit Detectable uses body heat to adapt to the shape of the ear canal for a comfortable, personalized fit. Designed for process industries such as food and pulp/paper, SmartFit Detectable's bright blue color and metalized features can be detected by visual or automated methods. It's the ultra-smart choice for today's diverse workplace.