The i-Run team says
Technologies
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UA Storm
Resistant to light rain. Repels water from the fabric while keeping it soft and airy.
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Record Sensor
A built-in chip that tracks, analyzes, and records your performance during each run with incredible precision so you know exactly which elements to improve. The Jump Around allows you, with just a simple jump, to determine the intensity of your next run.
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UA HOVR
The HOVR technology is made from a blend of patented foams that offers incredible shock absorption. The "Energy Web" fabric is one of the key components of the HOVR cushioning system. It is a mesh fabric that wraps around the main cushioning pad, providing cushioning and responsiveness for optimal energy return.
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Energy Web
Energy Web compression mesh contains and shapes the UA HOVR? foam to return the energy you put in.