U Brands metal thumbtacks with metal prong provide excellent assistance in pinning your important papers and messages while keeping you organized. Durably constructed, these pins allow you to easily pin your supplies from the sturdy metal head without harming your hands by its sharp, steel point. The sharp end of the pin can be easily inserted into tough surfaces such as cork boards, bulletin boards, notice boards and maps and are even ideal to hang up personal decorations like posters. Head Material: Metal; Head Diameter: 0.44"; Pin Material: Steel; Color(s): Brass.