Describe Shelf life:3 years 1. High-quality simulated hair is used, which is smooth and natural, creating a realistic long straight hair effect, and easily improving your temperament. 2. Convenient clip-on wig ponytail designed for women, no complicated operation required, can be quickly put on in a few seconds, stable and not slipping. 3. Suitable for a variety of occasions, from daily commuting to party styling, perfectly natural hairstyles, showing elegant charm. 4. Lightweight and comfortable material, no pressure when worn for a long time, good breathability, meeting the needs of use in different seasons. 5. Multiple colors are available, close to real hair color, meet personalized needs, and easily match various clothes and styles. 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