A separate internal box with 4 internal long dividers and 3 short dividers that allow the user to configure the box from two internal spaces up to 9 internal spaces. Perfect for storing all manner of end tackle components.
This is the XL version of the adjustable box which you can configure between 2-9 internal spaces instead of the standard's 1-4
Please note that you are currently on the XL version not the standard which the only available pictures show