Called Eemeli (top two images) and Betty (below), they are available in black or white porcelain and glass.
The objects can be used as vases, candle holders, umbrella stands or even fish bowls, apparently.
The following is from Kayiwa Oy:
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#1 of 4
EEMELI
Is it a reef? Is it a symbiote? No, it's EEMELI! You may just plain admire it or place flowers in it.
This baby comes in black or white porcelain and glass.
#2 of 4
BETTY
BETTY is a vase.
BETTY is a candelabrum.
BETTY is even a fish bowl or an umbrella holder.
BETTY looks wonderful when empty too.
The obverse and reverse sides of the BETTY let you use it the way you like.
BETTY comes in black or white porcelain and glass.