Material: Made of hard plastic head and steel straight pins, they are reusable, exquisite, and practical. The pins are sturdy enough to stick easily into maps, bulletin boards, and similar surfaces. Quantity: 100 pieces in 7 different colors, sufficient to meet various needs. Package: Comes with transparent reusable plastic boxes for easy storage and organization, helping keep your desktop neat. Applications: These push pins can be used on office cork boards, as map markers, paper holders, bulletin boards, calendars, and other posting surfaces. They help secure papers for better visibility and organization. Ideal for schools, offices, and home use. Note: Sharp tips can be dangerous for children. Keep out of reach of babies and children. Do not insert into cement walls.