Professional thumb tacks, superior quality.<br><br> Used to complete various projects around the home or office.<br><br> Come with a clear box: the flat thumbtacks are packed by a clear plastic box; Easy and convenient to store and take in case of missing.<br><br> Material: plastic, steel<br><br> Colour:Black <br><br> Package Content: 100Pcs Black push pins<br><br> These flat push pins are suitable for cork tiles, cockboard, sheetrock, drywall, wood, bulletin board, soft fabric wall, ceiling, posterboard and menu board.<br><br> Not suitable for hard wood surface, cement wall and other similar hard material.