Mega Office Supplies is the place to buy system cards and system card boxes online safe and securely. In a digital world, sometimes its just necessary to have things written down and filed in a nice convenience place that’s easy to access. This is where the system cards and system card boxes come extremely handy. There are basically three different sizes of system cards. These are, from smallest to largest, 76x127mm (or known as 3x5 system cards), 102x152mm (or know as 4x6 system cards) and 127x203 (or known as 5x8 system cards). The most common type of system cards bought at Mega Office Supplies are the Esselte system cards. These system cards usually come in a sturdy board material and also in an assortment of colours. Most system cards are ruled on both the front and back in feint lines so your writing can be easily seen. Also available in the Esselte range of system filing is the Esselte indices or Esselte dividers for the Esselte system card boxes. These system card dividers are made from durable PVC so they resist tearing and are printed A-Z. Esselte do their own system card box as well, which come in three different sizes, which will help you keep your system cards organised in a strong and durable card box. The system card boxes come in the same three different sizes to suit their respective card size and in three different sizes - black, charcoal and dove grey.