The PietyPet 6pcs Aquarium Decor Plants, Pietypet 6pcs Aquarium Decor Plants, Colorful Fish Tank Accessories, Mini Fish Tank Plants Plastic Decoration for Aquariums is a great way to add some color and life to your fish tank. These plants are made of soft and healthy plastic that won’t affect the pH or ph level in your water. They’re perfect for both fresh and saltwater tanks, and they come in a wide range of colors and sizes.