<p>Description<br/>Condition: 100% brand new & high quality<br/>Material: Silicone<br/>Weight: 20g<br/>Specifications: top diameter is about 0.9cm, height is about 2.4cm<br/>Uses: hearing protection<br/>Noise reduction value: 27db<br/>Scope of application: aircraft, high-speed rail, mountain driving, skiing, etc.<br/><br/>Features:<br/>1. Environmentally friendly materials Green and healthy.<br/>Healthy silicone material, green and healthy, non-irritating.<br/>2. Micro-porosity and air chamber design, effectively balance the internal and external air pressure.<br/>3. Smaller and lighter, comfortable to wear, three-dimensional imitation ear canal design, soft and contractible.<br/>4. Supports washing, reusable and long life.<br/>5. Comes with a beautiful carrying case for easy storage.<br/><br/>Note:<br/>There may be some subtle differences between the color of the image and the actual project.<br/>Thanks to the manual measurement, please allow 1-2mm difference, thank you.<br/>Package Included:<br/><br/>1 pair of aviation earplugs</p>