- High Transparency for Easy Monitoring: Made from premium transparent vinyl material, this flexible PVC hose allows for clear visibility of fluid flow, making it ideal for applications that require precise observation, such as aquariums, water pumps, and laboratory equipment. - Multiple Outer Diameters Available: Choose from three outer diameters—7 mm, 8 mm, and 9 mm—to meet the needs of various device interfaces and fluid pathways. The closely matched inner diameter ensures strong compatibility across diverse scenarios, suitable for both personal and professional use. - Soft, Durable, and Flexible: This hose boasts excellent flexibility, making it easy to cut, bend, and fit into tight spaces or corners. Constructed from high-quality PVC, it is resistant to wear, pressure, and aging, ensuring long-lasting performance without easy breakage. - Versatile Application Scenarios: Perfect for oxygen supply lines in aquariums, air pump connections, water cooling circulation systems, laboratory liquid dispensing, DIY projects, and model building, combining practicality with adaptability.