These Aquarium Resin Skulls Decoration Ornaments made of premium synthetic resin-,safety to your reptiles pets Multifunctional not only as a decoration but also teaching or photo props Designed to make a great hideout for fishes as they swim in and out of the multiple opening Realistic shapes and smooth safety won't hurt your fishes,reptile pets Perfect for reptile living space,good decoration for aquarium,home,cosplay and etc