Compatible with the following components: Compatible with C-4950, Guardian 413-212-02, PRB35-IN, C-4335, FC-2385, R173431, 817-3501, 03FIL1300, FC-2390, for J200 Series Filter, 17-2380, 373045, 817-5000, Aladdin 15002, 25391, 03FIL1600, PLE. 051 0088, 435-0037, R173434, 06-0012-12, SD-00201, SD-00455. The product is not sponsored, endorsed or associated with the including , , Guardian, , , Aladdin. The filter is made of high quality material. Due to the high-performance polyester, the lasts longer than cheaper alternatives.More pleats mean improved filter capacity. The filter material of the Trilobal Fabric Structure makes it easier to contaminants when cleaning the filter. The filter is like a one after cleaning. It is recommended that the cartridges be cleaned every 2 weeks to keep your spa performing. Our spa filter can deliver lower pressure and higher flow rates, causes less pump wear, and also uses less energy than other filter cartridges, so it ensures a longer life of the product. Long Lifespan: Thickened filter cloth, heavy duty anti-chlorine and breakage end caps, reinforced center core and washable pleated fabric make the whole filter elements longer lifespan and can be reused, .This spa filter can effectively hair, leaves, sand, stones, dust, impurities, sediments, etc, with high efficiency and powerful filtering. Colour:White Material:plastic Size:125 x 335mm Package Contents: 2 x Spa 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.