Ears are like people, each one unique and different. That's what makes Howard Leight Smart Fit such a marvel of user-friendly design. The only multiple-use earplug with conforming material technology, Howard Leight 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. Simplifies inventory control, a single product fits almost every wearer. Detachable cord system and hearpack storage case. Features 25-db noise reduction rating. Comes with carrying case. Includes 2 pairs per case. Available in Orange with Blue Cord. Measures 5-8/9-inch length by 3-8/9-inch width by 1-1/5-inch height.