What is this?

[duluthralphie]

A sardine can

 

[CarpCharacin]

A sardine can

No.

 

[SueT]

an armrest cover

 

[CarpCharacin]

No, it isn't that big, and it's aquarium related.

 

[SueT]

an aquarium cleaner

 

[CarpCharacin]

an aquarium cleaner

Correct! It is part of a mag float magnetic aquarium glass cleaner.

 

[SueT]

Correct! It is part of a mag float magnetic aquarium glass cleaner.

Yeah! Okay, I have one:

 

[CarpCharacin]

Hmm, it looks like something that grew on a plant, natural in origin, not man-made, but I'm not sure.

 

[OhZark Biddies]

Yeah! Okay, I have one:
View attachment 1685886

I know that one!

But I'm going to let others guess.

 

[CarpCharacin]

Is it cheating to do a reverse image search?