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A zero (0.00) price indicates that the size is not available so it may be necessary add width and drop 1 less than the minimum with 0.00 price to stop orders that size and less. In the example below a size of 1649 x 1500 would not be allowed but a size of 1650 x 1500 would be $3856
ItemDepth is often used to signify a package or combination price in the Product Options see Group Options for how this is used.
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