Generous Quantity: Includes 8 pool cleaner climbing rings, suitable for replacement needs. This quantity allows for sharing with family or friends. These rings are designed for use with robotic pool cleaners. Precision Design: Store the climbing rings in a dry environment when not in use. Effortless Installation: Before installing, fully soak the climbing rings in water until they expand completely. Handle gently and place them correctly into the rollers. Wide Compatibility: Designed to be compatible with various robotic pool cleaner models, including M200, M400, M500, DX3, DX4, DX6, Nautilus/CC Plus, Aquarius XL, Premier, and others. Experience Longevity: Made of quality PVA material, these climbing rings are durable and provide a long service life. They help support the efficient operation of robotic pool cleaners and assist in maintaining pool cleanliness. Color: White Material: Composite Materials Package Contents: 8 x Climbing Rings Note: Light reflection and differences in display screens may cause slight variations between the color of the item in the image and the actual product. Measurement may vary by +/- 1-3 cm.