Find Twist Off Crocks and 1,000's of other products at PetBird Xpress! Email, Skype or Call us with any questions or special requests. Twist Off Crocks are stocked items that ship within 1 day! At PetBird Xpress you can always login to get updated shipping status. At PetBird Xpress, your satisfaction is our number 1 concern! We've been at it for over 15 years and we have satified thousands of customers like you.