What type of leather/mushroom is this?

[Noah Hemingway]

Had this leather for a few weeks now! It was a gift from a friend & im not sure what type it is, can anyone help identify it?

 

[lapin]

Finger Leather Coral - Coral - Soft Corals

The Finger Leather Coral, Sinularia sp., comes in many different varieties. Finger Leather corals are quite hardy in the home aquarium making them particularly good corals for beginner aquarists. Most Finger Leather corals come from the Indian and Pacific Oceans and their colors vary from pink...

www.saltwaterfish.com

 

[Lim Papa]

Leather Coral, Yellow: Saltwater Aquarium Corals for Marine Reef Aquariums