Description: Material: plastic Color: Blue Size: 11.5*11*11.5cm/4.5*4.33*4.5inch Feature: 1.Use our ecological aquarium tank water purifier to ensure your aquarium pets enjoy the cleanest water quality. This innovative cubic filter is designed to purify water in fish tanks, mantras and ponds, using activated carbon to remove impurities and odors. Let your fish, horses and other animals thrive in a fresh environment 2.Use our fish tank water purification box to protect the health of your aquarium companions. This small yet powerful water filter box is rich in activated carbon, providing a natural solution to keep your aquarium clear. It is an essential tool for any fish enthusiast who hopes to create a healthy and vibrant aquatic ecosystem 3.Use our horse water tank purifier to provide the best drinking water for your livestock. This sturdy cubic filter uses activated carbon filtration to effectively remove contaminants and odors, keeping the horse's drinking water trough clean and fresh. This is an essential choice for any equestrian enthusiast dedicated to providing the highest level of care for their beloved horses 4.Use our activated carbon livestock water purification blocks to give your pond environment a fresh new look. This multi-functional water purification block is highly suitable for maintaining the purity of pond water and ensuring that all living things can have a healthy habitat. With its activated carbon filtration function, it keeps the water quality of the pond clear and pleasant in an environmentally friendly way 5. more environmentally friendly way of water purification with our aquarium filter. This water purification is specially designed for aquariums, sinks and ponds, and uses activated carbon to naturally filter impurities. This is an excellent choice for those who value pets and the well-being of the Earth Note: 1. Based on actual usage effect. 2. Due to the difference between different monitors, the image may not reflect the actual color of the item. Package included: 1 *Fish tank filter box