Product Dimensions: Height: 80mm - Outer Diameter: 104mm - Inner Diameter: 52mm. Compatible with Bestway VI size 6 filters. Please check the pump model before purchasing. Pool Filter Size 6, Type VI Filter Cartridges, 4 Pack. Filter cartridges compatible with Bestway Lay-Z-Spa Miami Vegas Monaco size 6 - 58323. * Replacement elements for Type VI pool filter cartridges. * Comparable to Bestway Type VI filter cartridges. * High quality Dacron material, durable and practical. * Filter elements should be replaced every 2 weeks for optimal results. * Approximate Dimensions: Outer Diameter: 104mm, Inner Diameter: 52mm, Height: 80mm. * Pack contains 4 Type VI filter cartridges. It is recommended to replace the filter cartridge every 2 weeks to ensure your pool meets the highest standards of cleanliness and hygiene. Your pool water will stay pleasant and fresh all summer long, to the delight of your family and friends.