2 Pack of Filters for Spa2Go or Spa-N-A-Box Portable Spa Please Insure Size and Compatibility! These are replacement filters for either the Spa2Go or the Spa-N-A-Box Portable Spa from ActiveForever.com. Features/Specifications: 2 filters per pack These Filters fit inside filter housing on power packs with digital topside display. NOTE: This Filter Will Only Fit SPA2GO Or ActiveForever's SPA-N-A-BOX. Returns: Due to Hygiene Purposes this item is non-returnable. Related Searches: Spa2Go, Spa-N-A-Box, 100108 Please note: These filters only work with the spas that have the digital read-out. They will not work on older spas with analog controls Due to the popularity of this item, please allow up to 3 business days for your order to be processed at the warehouse. Please include this in addition to the normal shipping times.