What is the best waterproof jacket for kids? The best waterproof jacket for young atheltes is one that is made from high-quality, weather-reistant materials that ensures optimum warmth, durability, and comfort no matter what activity they're partaking in. Depending on the type of jacket you opt for, they can vary from lightweight styles that allow for breathability during intense activity to more heavy-duty filled jackets for added insulation on extra-cold days. Curious about the other outerwear options we have on offer? Browse through the full range of outdoor jackets to find a jacket for every member of the family. From compact waterproof jackets from Regatta to storm-proof Under Armour jackets and breathable Brooks running jackets, we've got something suited to everyone.