Patented Conforming Material Technology uses body heat to custom-match the contour of the wearer's ear canal</br>Maximum comfort for secure?? comprehensive hearing protection</br>Designed to fit most ear canal sizes</br>Detachable cord and included storage case; 2 pairs of earplugs per pack</br>Noise Reduction Rating: 25</br></br>Product Description</br></br>Enjoy personalized hearing protection for shooting with Howard Leight by Honeywell SmartFit Corded Multiple-Use Earplugs. Made with Conforming Material Technology?? these earplugs use your body heat to adapt to the size and shape of your ear canal. The customized fits delivers more comfort with less hassle. A detachable cord and storage case are included for added convenience. 2 pairs of earplugs per pack.</br><br/>http://www.amazon.com/gp/product/B001DRNK9C