By paying with your credit card, your enrolled in our free priority pass automatic delivery service. When your filter is about to run out, we” Il ship you a fresh filter and your credit card will automatically be billed for a fresh new filter so you never run out of fresh filters and you"ll always get free shipping, and you never have to call in your order. Of course, you can change or cancel this service at any time by calling worldsbestcatbox.com TOLL FREE 1 844 875 CATS (2287)
