[High Efficiency Filtration]: With 90 blades and an area of 4,000 square centimeters, the filter is one of the most efficient filtration systems for inflatable heat tubes. [Safety ]: Our spa filter only uses materials that are BPA-free and lead-free. Safe and environmentally friendly products are important to us. [Easy to Replace]: Replace the filter cartridge each time you have a new one for optimal results. Easy to replace by placing on filter holder with convenient click closure. Compatible Models: Compatible with Delight, Premium, Elite, Aurora Concept, Mont Blanc, Mono, Alpine, Camaro, Nest, Soho, Baikal, Starry, Bliss and Silver Cloud Product size: width 105 * height 80 * inner diameter 60mm Product weight: 85.3 g Colour: off-white Number of pieces delivered: 2 pieces Note: 1. To maintain the operating performance of your filter, we recommend changing the filter cartridge every 2-3 weeks depending on usage. 2. Due to the light and screen difference, the item's color may be slightly different from the picture.