Thanks for considering PetBird Xpress as your source for Diet Conversion Kit! If you need help don't hesitate to email or call our Customer Care Representatives. Diet Conversion Kit orders are processed within 1 day. We ship from three warehouses via Fedex and UPS. 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.