Type: NC-6
Spec.: R: 1.5CM, H:2.5CM
Weight: 2G
Packing: PE bag packing
Explain:
The earplug is made of slow rebound sponge. It can reduce the interference caused by noise. It can be used in many noisy areas, such as airport, mine, factory workshop, etc. It's a good choice for the elderly and insomnia.