post #16 of 16

I use these:

 

http://www.westone.com/hearing-protection-products/custom-fit-hearing-protection-products-3

 

They are the westone style 47.  I work in a machinery repair shop, and it is quite loud on the shop floor.  I'm 52 with excellent hearing - I can still (barely) hear 20 Khz - these are helping me keep it that way.  Pricey, though.  I think they were about $260 including impressions.