Feature: 1. Excellent PVC: Premolded sound aid amplifier tube is made of safe PVC material, soft and skin friendly, which is very durable and has a long service life. Item Type: Sound Aid Tube. Material: PVC.
Feature: 1. Excellent PVC: Premolded sound aid amplifier tube is made of safe PVC material, soft and skin friendly, which is very durable and has a long service life. Item Type: Sound Aid Tube. Material: PVC.