Sponge?

[Andresnyc93]

Hey everyone,

Starting to notice these a lot on my overflow and now on the Display, some sort of sponge? Would like to know if I should leave or remove

thanks

 

[dhanking]

sponge leave

 

[shakacuz]

does seem like a sponge

 

[damsels are not mean]

What is the texture like? Spongy or hard or totally soft?

 

[Sean Clark]

Sponge