PetBird Xpress is your source for 2 Pet Bird Feeders items including Twist Off Crocks! Try emailing or calling us at 800-448-2014 - we'll do our best to answer your questions. We will ship your Twist Off Crocks in 1 day. Count on dependable delivery and shipment tracking from UPS and Federal Express. We appreciate the opportunity to serve you! Join our 12,000 satisfied commercial and residential customers.