uxcell Silicone Aquarium Manmade Sea Urchin, 9cm, Purple Aquarium Sea Urchin Decoration; Material : Silicone, Ceramic Base Size : 4.3 x 4cm/1.7" x 1.6"(L*W);Total Size : 9 x 10.5cm/3.5" x 4.1"(H*Approx.) Color : Purple, White Weight : 82g 1 x Aquarium Sea Urchin Decoration