4mm 5mm flat kn95 n95 mask white adjustable earloop knitted elastic band resistance elastic band for

Material
Nylon+Spandex
Type
Earloop
Color
White
Package
Standard packaging, by braided bag or paper master carton
important size
Width, quantity length, pattern, package etc..
Feature

1.Non-Sterile 2.Soft and comfortable
3.High quality rubber that is flat and hard to hurt your ears.4.Rubber is lightweight, durable and abrasion resistant and lasts a long time5.With soft and soft rubber, the burden on the ears is small .
6.It can be used widely as rubber for handicrafts, dressmaking, and household rubber.