Contains: 4 each red mines, 4 each blue mines, 4 each green mines, 4 each yellow mines, 4 each purple mines, and 4 each brocade mines. Equipped with a Twist Lock (t-port) located under the removable cardboard base. When timing is critical, use the Twist Lock (t-port) port for instantaneous ignition with standard e-match or Firewire. Great for precise sequences or punctuating specific points in your show. For fast and easy product prep, use FS143 Firewire Initiator w/ Twist Lock Shroud for tape/tool free preparation. Also Contains a standard visco fuse for hand lighting, chaining, or use with talon/safety igniters.