This is a helmet platform made by Optimal Performance Systems. The color is black. It has been stored unused since purchase. It is suitable for FAST helmets, etc. It can also be used as a counterweight when attaching night vision. The parts that can hold batteries, etc., can be removed (images 6 and 7). 5% of the sales profit from this item will be donated to Doctors Without Borders. *Photos were taken on a table.