Check the listing for details. Leisure Time Instant Cartridge Clean 16oz.. Condition: New. Listed at 15.99 USD. The spray-and-rinse formula of Leisure Time Instant Cartridge Clean provides a quick and easy way to remove scale, minerals, oils, lotions and other debris from cartridge filters. The blue color-indicator makes it easy to see where the product has been sprayed. Leisure Time Instant Cartridge Clean is an easy-to-use cartridge filter cleaner spray that keeps spa and hot tubs beautiful and relaxing Quick spray-and-rinse formula provides instantly beautiful results Removes scale, minerals, oils, lotions and other debris from your spa cartridge filters and is compatible with all sanitizers Simply add before draining spa water — the convenient color indicator turns blue on contact for a worry-free clean SHIPPING: We will do our best to ship your order based on the shipping method selected, however in some cases, your shipping method may need to be modified to meet shipping requirements based on the carrier. Our current carriers used are UPS, FedEx and USPS. Please contact us directly through the "Contact Seller" link if you need UPS, FedEx or USPS specifically for your order.