Micro Micro cuvette with black walls and lid, Semi-micro Cells with black walls and lid, Micro cells with black walls, Semi-Micro Cells, Self Masking Black Wallscuvette with black walWls and lid, Semi-ro Cells with black walls and lid, we can design according to customer's demand,Top quality low price.the package is wooden case.If you have any question,we are very glad to help.