Crescendo Shooting are universal hunting earplugs with patented impulse filters that cut gunshot peaks while keeping speech and surrounding sounds audible. They’re developed for hunters and shooters who need reliable direction perception and protection in the field. Universal plugs with patented filter technology. The unique impulse filters dampen bangs, hits etc. while letting through other sounds such as speech. Developed for military use and hunting where high demands are placed on correct sound reproduction and direction indication. Certified according to ANSI IPIL up to 166 dB.