What sand is this?

[Thizz]

I purchased a tank that was already setup a while ago and it’s time to upgrade and I’d like to start with the same sand the tank came with.

Does anyone know which brand/type this is?
Standard sized frag plugs for grain reference

 

[Cell]

Could be Caribsea Special Grade.

 

[Thizz]

Could be Caribsea Special Grade.

thanks, i think that is it!