Sponge?

[Flower man]

A buddy of mine took his tank down and gave me this beautiful sponge. I’m just not sure where to put it.

 

[MSB123]

where is said sponge?

 

[blkhawk10]

I'm not seeing a sponge...is this a where's waldo type of photo?

 

[Flower man]

I'm not seeing a sponge...is this a where's waldo type of photo?

Bottom right corner, slightly orange

 

[blkhawk10]

I’d put it in lower light