C Section / Chanel magnets. Strong Magnet to adhere tightly to your metal shelving or racking. Holds a card that can be written on easily to organise your products or storage area. Card can be written on either side. Comes in 2 handy sizes in handy packs or 15, 30 or 100 pieces. Or save money and buy 15 meters. Refill cards also available in handy packs of 50. Magnet strips are great for shelf identification. Can be written on directly with a permanent marker or you can print to label and stick that on the magnet. Magnet on one side and white vinyl on the other.