Features: 1.Classic Black Pins: These black straight hair pins feature a timeless design, perfect for securing updos and everyday hairstyles while blending seamlessly with all hair colors for a natural and invisible look. 2.Strong Hold Design: Engineered with a firm grip and simple straight form, these pins provide reliable support to maintain your hairstyle better, whether for fine or thick hair types. 3.U-Shaped Invisible Structure: The U-shaped invisible straight pins lie flat against the scalp, offering a discreet and comfortable hold that keeps hairstyles intact without slipping or visibility. 4.Versatile Styling Application: Ideal for both professional stylists and home use, these black hair clips for women work effortlessly on all hair types, from updos to casual styles, ensuring lasting hold. 5.Enhanced Hairstyle Maintenance: Designed to help maintain the hairstyle better, these pins offer a strong yet simple solution for securing hair in place throughout the day, combining functionality with ease. Specification: Color: Black Length: 5/6/7cm Notes: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. Include: Choice 1: 180PCS * Classic Black Pins or Choice 2: 130PCS * Classic Black Pins or Choice 3/4: 100PCS * Classic Black Pins or Choice 5/6: 50PCS * Classic Black Pins or Choice 7-11: 30PCS * Classic Black Pins