3mm round ear elastic band, which is made of spandex and chinlon/spandex and polyester (1: 2). The material is soft and comfortable, and has a strong elasticity. The elastic ratio is 1: 2 ~2.5, which can be extended to 30-35cm. This product is suitable for disposable masks/medical mask/surgical mask.
4mm and 5mm oblate ear elastic band, which also made by spandex and chinlon/spandex and polyester(1:2). The elastic ratio is 1: 2~2.5 , which can be extended to 30-35cm. These product are suitable for disposable surgical mask/kn95/n95.
All products are from China.
