Help ID please

[reefing1]

Hello all, I found this puff like ball this morning. Can someone help id it please? Is it safe for my tank. Thanks

 

[TX_REEF]

@ISpeakForTheSeas might know? I'm stumped.

 

[ISpeakForTheSeas]

Welcome to Reef2Reef!

That's interesting. Any chance you could get closer up pics of it?

 

[paragrouper]

I know it’s not, but it sure looks like the sand spur I just pulled from my dogs paw.