Size: the length of the hair pins is 5 cm and the length of the U-shaped needles is 6 cm. 300 pieces hair pins set: package includes 300 pieces rubber bands and hair pins: 100 pieces hair pins (black 50 + gold or brown 50), 100 pieces U-hair clips (black 50 + gold or brown 50) and 100 pieces 0 piece piece rubber changes. Enough for your replacement and replacement in daily durable material and stable fixed: hair pins are made of metal, not easy to break and fade, elastic band is made of plastic, lightweight and durable, does not pull hair. Scientific design in U-shape, strong hold without worrying about slipping. Safe use of hairpins: all hair pins have small round tips on both ends with protective coating that you scratch your head or scalp and secure the hair comfortably in place. Hair pins. Reusable: hair pins. Easy to wear and take off, can be used for many times. They can be used to get your hair out of the way at work, daily activities in the home, reading or doing sports. Easy to carry and store: hair pins packed in a transparent plastic box, easy to store and carry, divided into 5 grids, it is easy to sort and find the necessary products, saving you time and energy