Waterproof jacket adidas Terrex Utilitas Stay one step ahead of uncertain weather with this foldable, windproof jacket. The adidas Terrex Utilitas RAIN.RDY jacket protects you from wind and rain. Its waterproof and breathable 2.5-layer design makes it lightweight and collapsible for trail riding or travel. The two-way front zipper lets you adjust it without slowing you down, for optimal ventilation. It's the kind of jacket that will always fit in your pack, keeping you comfortable and dry in any weather.