Pictures are examples of a Vase sponge.
 
Introducing the stunning blue vase sponge, Niphates digitalis, perfect for your aquarium! These sponges are typically 2-5 inches in height and add a striking pop of color to any tank. While they thrive in aquarium environments, it is crucial to handle them with care and keep them submerged at all times. Due to their delicate nature, we ship smaller pieces, approximately 2 inches in size, to ensure they arrive in pristine condition. Bring the beauty of the ocean into your aquarium with these exquisite vase sponges!