Aquarium Rock Arch – Realistic Resin Structure – Freshwater/Saltwater Safe • Natural rock arch structure adds realism and depth to your aquascape • Hand-painted resin with textured surface and swim-through openings • Safe for freshwater and saltwater tanks – made of non-toxic materials • Measures 7.75" x 3.5" x 3.5" – ideal for small to medium tanks • Lightweight aquarium decor – thinner than bulky resin pieces for easier handling and faster drying Create a natural underwater landscape with this Round Rock Arch ornament. Designed to mimic real stone formations, this hand-painted resin piece offers both visual appeal and functional shelter for fish. Its compact size and swim-through design make it perfect for aquascaping in small to medium tanks. Safe for all tank types. Ships fast from Amazon fulfillment.