Patent 9730488 was granted and assigned to Nike, Inc. on August, 2017 by the United States Patent and Trademark Office.
An adjustable multiple bladder system for an article of footwear is disclosed. The bladder system includes an outer bladder that may be inflated using an external pump. A valve member is disposed within the outer bladder and divides the outer bladder into two distinct inflation chambers. The inflation chambers may be inflated separately.