sadly there are bubbles and they show more when there is an LED underneath
I think the lavender one is the most solid I've ever gotten. It might have voids as well, and really it is all a huge headache to get rid of all of them.
The look of this cap is a result of the last hand-e-cap mold that will ever be made.
The original hand-e-cap is gone and destroyed... it bit the dust. As long as this mold survives more hand-e-caps can be made
I'll tell you this particular mold has 12 drainage points and it takes a lot more finishing work to look good