Clothing for Tween and Teenage Boys ages 9Years top 16Years Old. Everyday clothes for boys. School; Clothes for boys who want to be fashionable and comfortable. Fashion athleisure at its best! Browse our huge selection of Hoodies for Teenage boys.; Our sweatpants for boys are our best sellers for comfort, price, sustainability and fit. Dressing up teen boys can be tough. That's why we gave the teenagers the table and asked them to design the clothes. Finally, you have clothes they want to wear! Designed by teens for teens and tweens.