Describe Net weight:a pair Shelf life:3 years 1. Adopting 5D silicone technology, invisible matte design, perfectly fits the ear contour, provides a natural skin-melting effect, and makes the ear support more invisible and more confident. 2. Made of elastic material, it can be worn for a long time without pressing the ears. It is soft and comfortable, suitable for long-term use, and can be easily controlled whether it is daily travel or important occasions. 3. The ear-standing artifact instantly improves the mental outlook, especially suitable for people with collapsed ears and soft ears, helping the ears to stand up naturally and show the best state. 4. Simple operation, no complicated steps are required to get started quickly, and it is stable and not easy to slip after fitting, meeting the needs of different scenarios. 5. Cost-effective design, one sticker for multiple uses, suitable for various occasions such as taking pictures, interviews, dating, etc., is a must-have artifact to enhance personal image. Comment: 1. The manual measurement tolerance is 2-5g, please do not mind your replacement 2. Due to differences in different displays, the images may not reflect the actual color of the product. Thank you very much