adidas Head to the gym, roll out your yoga mat or lace up your running shoes. These juniors' shorts from adidas support all your training goals with moisture-absorbing AEROREADY. Dazzle 3-Stripes shine outside of your fitness routine too.One universal fact about kids: They are always growing and changing — and their bodies are, too. That's why we now offer kids' extended sizing for our most popular apparel. Because kids deserve great-fitting, functional gear they can feel confident wearing.For years, our industry has used phrases like "plus size" to label some girls' changing bodies. Our extended sizing isn't about labeling, it's about updating our size range to make it easier for children (and their parents) to find that just-right size.