Please note: There may be a slight color difference between the actual product and the image, which does not affect usage. Thank you. [Compatibility] 9991467-R4 Ultra Fine Filter compatible with Dolphin Pool Cleaners: Active 20 | Active 30 | Active 30i | Active 40 | Active 60 | Advantage Ultra | (new) | Explorer E30 | Explorer E50 | Explorer E70 | M600 | Mercury | Premium | DX4 | DX5i | Prowler 920 | Prowler 930 | Prowler 930W | Quantum | S200 | S300 | S300i | S400 | T35 | T45 | T55i | Triton PS | Triton PS Plus | Warrior SE | Warrior SI. [Durability] The 9991467-R4 ultrafine filter is sturdy and will not deform or break. [Easy to Clean] The pool cleaner's filter is easy to remove and can be rinsed directly with a garden hose to quickly clean dirt. The filter is reusable. [Efficient Filtration] Pleated filter design effectively captures dirt and debris from the bottom of the pool during cleaning. [Simple Installation] Replacing the filter is simple and straightforward. Each panel is numbered; it is recommended to remove the filters in order from 1 to 4 and install them in reverse order from 4 to 1 for easiest replacement. Color: As shown in photo Material: Plastic Package Contents: 1 set x Ultra Fine Filter Only the above package content is included; other products are not included. Note: Light reflection and different display settings may cause slight color variations. Measurement error allowance is +/- 1-3 cm.