Features: Use selected resin, the aquariums tunnel provide a safe Bettas house cave while enhancing aesthetic with its realistic texture and tunnel design. This simple fishtanks ornament features a hollowed interior for fish exploration, smoothly edges for safety, blend seamlessly with any aquariums decors. Great for fish owner and pet fish enthusiasts searchikng natural lookings habitats that reduce stress for small fish, shrimp, or fry in community tanks. Perfectly place at the bottom of aquariums, creating shaded retreats and interaction place for curious swimmer amid plant. Its wear resistant resin construction maintains structural integrity underwater, offering longlasting decors that harmonizes with both artificial and live space ecosystems. Specifications: Product Dimension: Approx. 01 size 13.5x13.5x7cm/5.31x5.31x2.75inch, 02 size 13x13x7cm/5.12x5.12x2.75inch Component: Resin Type: 01/02 Package Includes: 1PC aquariums hideouts Tunnel Cave note: Please allow 0-1cm error due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color the item.