PetBird Xpress stocks 1,000's of items including Manzanita Chewzits. Quality Customer Care is our first priority - try calling us at 800-448-2014. We do stock Manzanita Chewzits and they usually ship within 1 day. We work very hard to honor our shipping and delivery estimates! Manufactured by SC. At PetBird Xpress you will find only quality branded products - no private lable of knock-off items! 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.