Custom Molded Earplugs. Easy?? do-it-yourself kit?? molds in 10 minutes. Soft?? Permanent?? Custom Fit</br>Made in the USA</br></br>Product Description</br></br>Easy?? do-it-yourself kit?? molds in 10 minutes. Dozens of everyday uses including shooting sports?? sporting events?? construction?? lawn care?? assembly lines?? farming?? auto races?? swimming?? flying?? factories and much more!. Note: Best before 12 months from date of manufacture.</br><br/>http://www.amazon.com/gp/product/B003A28OW6