[Powerful Filtration] The ultra-fine and heavy-duty paper with more pleats provides maximum filtration efficiency, effectively removing debris and keeping your pool water clean and clear. [Perfect Fit] This replacement filter kit (Replaces Part # 9991432-R4) and climbing ring (Fits with Dolphin 6101611-R4) is compatible with Dolphin CC Plus, M200, M400, M500, Wave 65, Oasis Z5i, XL, DX3, DX4, DX6. [Simple Installation] Soak the climbing rings in water until fully expanded and softened before installing on rollers. Slide them on slowly to ensure proper placement. [Premium Quality] Durable construction firmly supports the filter layer, preventing breakage during operation. Resists deformation under water flow, ensuring maximum hydraulic efficiency and structural stability. Color: As shown Material: Plastic Package Contents: 4 x Filter elements 4 x Climbing rings Note: Light reflection and differences in display screens may cause slight variations in color. Measurement may vary by +/- 1-3 cm.