DescriptionThe mask is a small device that can be carried on one's person. Mainly used for cardiopulmonary resuscitation, It is a fantastic first aid tool.This disposable CPR training barrier maskis safe. It is made by PE, which is material.Feature- Color: Blue. - Material: PE. - Size: About 20x19x0.5cm. - Light weight and portable, easy to carry and storage. - Disposable mask guarantee safety and health. - A good and portable first aid tool. - Disposable valves with fliter prevent infectious bodily substances. - material, safe, mainly used for cardiopulmonary resuscitation.