40PCS Natural Stone Beads Round Loose Beads for Jewelry Making DIY Bracelet 4MM

It looks very strange. Some small gray balls, as if made of cardboard. It doesn't look like onyx. Maybe it's real stone, but it doesn't look very attractive.

These are not beads, but seed beads. That's how it should be written. The beads in the picture are completely different. I may have missed them, but I'm not the only one. That already says a lot. These beads can only be seen under a microscope.