WB250D Colored Magnetic Whiteboard Magnets work extremely well for attaching papers onto Whiteboards, porcelain boards, or any ferrous steel. Available in eight colors, and two packaging styles. The smaller packs are 16 pieces to a card, and the larger boxes are 320 pcs to a box. They work great as indicator magnets, in-out message boards, equipment status indicators, and many more. These little magnets will hold 3 sheets of paper to your board, equipment or filing cabinet. If you need to hold up a few more sheets of papers, try our D250D colored magnets, as they will hold 8 sheets of paper.