Howard Leight Smartfit Corded Ear Plugs with Case 2 Pair. Ears are like people each one unique and different. That?s what makes Howard Leight SmartFit 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. Features of Howard Leight Smart Fit Ear Plugs Advanced material uses body heat to adapt to the individual shape of each wearer?s ear canal Delivers superior comfort and a truly individual fit Simplifies inventory control - a single product fits almost every wearer Detachable cord system and HearPack storage case Howard Leight Smartfit Plugs R01520 have a NRR Rating of 25 We offer complete line of Howard Leight Hearing Protection. For our complete selection of products by Howard Leight on sale please visit our Howard Leight page. For more Hearing Protection please visit our Hearing Protection store section. Specifications for Howard Leight Smartfit Corded Ear Plugs with Case 2 Pair R-01520: Manufacturer: Howard Leight Color: Blue/Orange NRR: 25 dB Quantity: 2 Pair Size: One Size Additional Features: Inside The Ear Adjustability: Detachable Mask Package Contents: Howard Leight Smartfit Corded Ear Plugs with Case 2 Pair R-01520 Howard Leight Smartfit Corded Ear Plugs with Case 2 Pair R-01520