Secure Your Flex 9G/15G with our Smooth Sliding Feed Hole Cover..!! Elevate your aquarium's safety and aesthetics with our Sliding Feed Hole Cover, designed exclusively for the Flex 9G and Flex 15G tanks. This essential accessory combines functionality with a sleek, minimalistic design, ensuring your aquatic inhabitants remain secure while enhancing the visual appeal of your setup. Key Features: Peace of Mind: Prevent escapes and keep unwanted objects out of your aquarium effortlessly. Seamless Fit: This cover easily snaps onto the feeding hole of your original Fluval Flex 9G lid. Smooth Operation: Enjoy effortless maintenance with the smooth slide-to-open mechanism. Premium Materials: Crafted with high-quality 3D-printed PETG material for durability and aquarium safety. Elegant Design: Complement your aquarium's aesthetics with this minimalistic yet highly functional hole cover. Dimensions: Compatibility: Designed for use with Fluval Flex 9G and Flex 15G aquariums. Size: Perfectly fits the standard feeding hole, ensuring a snug and secure fit. Upgrade your aquarium's security and style with our Sliding Feed Hole Cover – the perfect addition to your Flex 9G or Flex 15G setup.