Designed and Made by Gci Creations (Lifewithpets) unique 3D Printed Flexible Wall. Easy to install to create depth and perspective to your aquarium or terrarium. With our unique design the wall is flexible so you can make your own shapes to create the perfect aquarium scape. 3 Pack Sizes 8"L x 1.5"H 12"L x 1.5"H 16"L x 1.5"H The rock, decor etc is NOT included. It is being shown so you can see what can be done with the Flexiblewall. Please check the size will fit your tank before buying. Less