Material: The thumbtack is made of high quality plastic and metal nickel, which is durable. Rose gold color, exquisite and beautiful, transparent plastic, crystal clear. Features: The thumbtacks are equipped with a transparent storage box. There are 100 thumbtacks in a box. Easy to store, reusable, nickel-plated and rust-proof, not easy to rust for long-term storage. Uses: Push pins are very suitable for marking, they have strong penetrating power and help you easily mark data, information positioning, messages on cork boards, etc. Suitable for school, home, office, etc. Dimensions: The diameter of the plastic round head is 10mm, the needle length is 10mm, and the total length is 10mm. of the pin is 20 mm. Transparent storage box size: 110 * 80 * 18 mm. DIY: round head design, easy to use, easy to press, you can use thumbtacks to make crafts, artificial petals, decorations, small gifts, etc.