Face Plate: Thermo Foam guard is a lightweight, hard shell that when heated is customizable to the contour of your shin for optimal fit and protection. The guard can be heated in water or in the microwave. Please use caution and or even hand protection when handling this guard while hot. This guard can be reheated and reformed. Backing: ClimaCool breathability foam padding for added protection, detachable ankleguard. Closure: ClimaLite compression sleeve, two calf bands to ensure stability.