DIY Hydrophobic Coating [Never Wet, Ultra Ever Dry Replacement]

This is an easy way to make a hydrophobic coating from products that have been available for decades. It works great! Check out ThruNite flashlights at Seriously, they make the best flashlights I’ve ever used. Amazon purchase links are available below. Cyclopentasiloxane is the component of the antiperspirant that functions as the hydrophobic element to this project. While not quite as hydrophobic the commercial coatings like Never Wet and Ultra Ever Dry, it is significantly less expe