Usage Tips:Type H pool filter cartridge is compatible with for Intex cartridge filter pump models 28601 and 28602. NOTE: PLEASE CONFIRM YOUR HOT TUB, SPA, SWIMMING POOl MATCHES OUR filter Type H BEFORE PURCHASING. Innovated "Dirt-Locking" technology makes the fabric filter much more contaminants than regular fabric. pool filter Type H effectively reduces hair, leaves, dust, sediment, sand, etc., providing you a clean and comfortable swimming space to enjoy your spa or pool. H Type spa filter is made with easy-to-clean and hard-wearing fabric that is easier to be rinsed and then reused. It is recommended that you replace this pool filter every 2 weeks to maximize your spa and hot tubs' performance and protect your health. WARM TIPS: TO AVOID CORROSION, PLEASE TAKE THE FILTER OUT BEFORE CLEANING! Colour:white+blue Material:PET+non-woven fabric Package Contents: 8 x Pool Filter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.