An article of footwear including a sole and an upper with an exterior and interior surface, and a bladder which comprises at least one of the exterior or interior surfaces. The bladder comprising sheets of polyurethane attached together via welding. The bladder includes a medial compartment and a lateral compartment attached to each other under the foot of the wearer. The article of footwear also includes a inflation mechanism for selectively introducing air to the chambers. The inflation mechanism is located under the foot of the wearer to be activated by the normal action of the wearer.

 
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< Electrical signature analysis to quantify human and animal performance on fitness and therapy equipment such as a treadmill

< Semiconductor device and method for manufacturing the same

> Write-once nonvolatile memory with redundancy capability

> Portable travel footwear

~ 00612