Certification
CE Certification; ANSI: AUS/NZS ISO: 9001
CE ANSI, AS/NZS ,ISO
SNR: 30dB NRR: 25dB ,Class 4,ISO:1991:2012
Color
orange,blue,yellow...up to client
Package
PE bag, OPP bag, PP box, Blister, Pillow paper box, Aluminum tube
Logo printing
up to client
Application Range
Air journey, sleeping, study, workshop, paint factory, etc.
Earplug shape
Christmas shape