The Flexible Fill Air Shock 3/4 HInd Boot exterior is designed with Air Cushion Technology and Flexible Concussion Protection with an Offset Strike Guard. The raised shape is designed to flex slightly during impact to help reduce the impact force. 
DETAILS
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Featuring: ThinLine warms to body temperature creating a custom fit.
\nWater Repellent: None of the materials absorb water, meaning boots won't shift or rub