Brands and Labels Adidas Well known for their shoes, Germany-based brand Adidas also sells sporty jackets, shorts, pants and T-shirts that'll please the jock in any teen boy or girl. Teens from international countries can also expect to find classic, casual and modern apparel at American Eagle online. Billabong Originating in Australia, Billabong focuses on surf-inspired clothing; however, you don't have to be a surfer to enjoy their casual, beach-ready style. Brandy Melville US brand, Brandy Melville , is vastly growing in the international teen girl fashion market. Inspired by Los Angeles, teen girls in the US and Europe will find lots of trendy fashion clothing and accessories at their online store. Charlotte Russe Charlotte Russe , based in the US and Canada, always offers plenty of fashionable, cool clothes for teenage girls and boys.