Describing the appearance of a sea star, one might say:

A sea star, also known as a starfish, exhibits a distinctive and fascinating appearance. Its body is radially symmetrical, with five arms extending outward from a central disk. These arms are adorned with numerous tube feet, which aid in locomotion and allow the sea star to grasp onto various substrates. The skin of a sea star is typically tough and leathery, with a texture that can range from smooth to slightly bumpy depending on the species.

Overall, the sea star's unique shape, coloration, and texture contribute to its enchanting appearance, making it a fascinating creature to observe in