You get an 5 of these great cultured sea glass beads (~0.60mm hole) in the color U PICK from the pull down menu. A reminder that monitors will display colors a bit differently so if you are looking for an exact shade, please send a message. This picture is enlarged to show detail.
Cultured sea (some call beach glass) has been physically & chemically weathered which produces natural frosted glass giving these the same effect as pieces of sea glass you find along the ocean shores - but you get a bigger color range with the cultured sea glass.
There are plenty of free online measurement converters should you want different measurements.