Respiratory mask Material: Pe, pp, silicone Color: Transparent Size: 29 20cm, breathing valve diameter: 2.3cm Quantity: 8 pieces Woven bag keychain Material: Braided tape, metal Color: Black, red, yellow, blue, rose, violet, purple, orange Product size: 5 5.5cm Quantity: 8 pieces Features: 1. Good materials, practical design, safe and reliable, in line with medical standards, so you can use it with confidence 2. Light weight and small size, easy to carry, effectively prevent emergencies and be prepared for emergencies See more[Wide Application] Whether it is at home, in a public place, or at a professional first aid scene, this mask can provide you with the necessary protection, allowing you to confidently buy time for your life and add a layer of protection to the safety of yourself and others. [Easy to carry] The respirator mask is equipped with a webbing keychain, and the mask can be put into the webbing keychain. Our products are lightweight and small in size and can be hung on a backpack, making it easy to carry out. It can effectively prevent emergencies and prepare for emergencies. [Practical Design] Built-in breathing valve ensures smooth breathing during rescue. The combination of mask, one-way valve and water filter can block liquid and secretions, and can effectively isolate the patient's mouth and the rescuer's face. Avoid cross infection. [Selected Materials] The respirator mask is made of transparent silicone and PE and PP materials, which is safe and reliable and complies with medical standards. The keychain is made of woven tape material, which is flexible, waterproof and breathable, and can better store the respirator mask. [Product Content] You will receive 8 pieces of breathing masks in 8 colors: black, red, yellow, blue, rose red, violet, purple, and orange, 1 piece of each color, suitable for cardiopulmonary resuscitation, Suffocation rescue etc.