Feature: 1. This product is suitable for your fish-tank daily cleaning and home kitchen use. 2. The shape design is particularly suitable for cleaning elbows, u-shaped tubes, etc. 3. Two brush heads of different sizes can be used to clean water pipes of different sizes. 4. Made of high quality stainless steel spring that can be freely bent and will not become deformed. 5. The soft texture of the brush is moderate, which can easily and thoroughly remove stubborn stains in various water pipes. Specification: Condition:100% Brand New Item Type: Fish-Tank Cleaning Brush Material: Plastic, Stainless SteelOptional Color: Yellow, White, BlueSize (Two Brush Head Diameter): Approx. 18mm/0.7in, 30mm/1.1inFunction: Used for Fish-Tank Cleaning. Package List: 1 x Cleaning Brush