This set would fit 5 - 15 gallon aquarium nicely. These set have different colors: green, red, purple. All the colors are vibrant and vivid, even in the water, thus can beautify your aquarium. Including: 1 pieces Mountain View Aquarium Ornament and 12 Pieces assorted heights green plastic aquarium plants. Unlike live plants, artificial plants don't need specialized lighting or fertilizer. Non-toxic Material: plastic, resin and ceramic base; It is ideal for both fresh and salt water, do not affect the PH in the tank and related aquarium conditions. All plants with pedestal: every plant in this set has a pedestal at the bottom, heavy and firm, and with the pedestal, those plants will not float around in the aquarium. Lifelike water plant ornament; The tree style plastic plant can not only decorate your aquarium but also provide fish with a comforting shelter.