- Constructed from high-quality plastic, our aquarium air pump accessories offer exceptional strength and durability, ensuring a long lifespan. They are non-toxic and harmless, allowing you to use them with confidence. - Dimensions: Approximately 6.75 x 5.41 x 9 cm, with a margin of error of about 1 cm. - Available in five distinct models, you can select the one that best suits your specific needs, ensuring optimal performance and compatibility with your aquarium setup. - Compact and lightweight, these accessories are designed for easy storage and portability. They can be conveniently carried in your bag, making them ideal for on-the-go aquarium maintenance or travel. - Practical applications include enhancing oxygenation in your aquarium, improving water circulation, and supporting the health of your aquatic pets. They are perfect for both hobbyists and professional aquarists looking to maintain a thriving underwater environment.