the syringe-like appearance makes it seem as though they are retractable, but not only are they not retractable, but the very small covers are somewhat difficult to remove

its like cheap little covers... don't feel secure, and wouldn't be surprised if it drives up super fast.

The covers are so hard to get off you have to do it with your teeth.

its like cheap little covers... don't feel secure, and wouldn't be surprised if it drives up super fast.

so if you lose the cover, you're out of luck

Only bad thing is they have a cheap cover for the highlighter tip, and one of them was already missing when we received them.