High quality soundproof earplug, green and yellow color soundproof earplug for military

Model Number: DT-06-9 Key Specifications/Special Features: Feature of soundproof earplug:1. Hypoallergenic soft silicone material 2. Two tips design with good sound insulation3. Soft surface with excellent comfort4. NRR-22dB5. Attenuation, shielding unwanted noise, keep the sound of speech6. Excellent noise reduction for long wearDescription of soundproof earplug:Yellow tip end of earplugs should be inserted only when ambient noise levels are not hazardous and the wearer wants hear-through, capability with instant protection from impulse noise, (i.e, weapons fire or explosive devices warning) noise reduction increases with sound level for impulsive noise such as weapons fire above 110 dB, estimated attenuation ranges from approximately 0-22dBGreen tip end should be inserted when continuous hazardous noise is present and if it is determined that the attenuation reduces the hazardous noise to a safe as determined by a qualified professional, this green tip of earplug provides continuous noise to ambient noises such as aircraft, armored vehicles or machineryUsages of soundproof earplug:
1. Airport dock
2. Watching the fireworks
3. Construction site
4. Processing workshop
5. Military
6. Shooting
7. Racing
8. Bustling downtown