![](https://media.cocorahs.org/images/hailpad_large_sm.jpg) ![](https://media.cocorahs.org/images/hailpad_moderate_sm.jpg) ![](https://media.cocorahs.org/images/hailpad_small_sm.jpg) ![](https://media.cocorahs.org/images/hailpad_soft_sm.jpg) ![](https://media.cocorahs.org/images/hailpad_raindrops_sm.jpg) Hail pads are essential to CoCoRaHS's mission to measure, map and study hail. They are fairly easy to construct with the right materials.
A hail pad consists of a 12" by 12" square of Styrofoam covered in Heavy Duty Aluminum foil.
To find out more please click on one of the links below:
![](https://media.cocorahs.org/images/nolan-fold-2.jpg) Learn How to Make a "Hail Pad"
![](https://media.cocorahs.org/images/Hail-Pad-Party-hats2.jpg) Photos of "Hail Pad Making Parties"
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