Premium Material: Each boys long sleeve button down shirt is made from soft, durable fabric. It's easy to maintain and comfortable to wear. Fashion Western Shirt: Featuring a button-down style and a smooth fit. Good choice for outdoor activety, school uniform, lounger wear. Fine Details: Designed with the button front placket, two pockets, button cuffs and shoulder straps. Size Choice: Check out our picture size chart to find the right size. If you want a looser fit, we recommend you choose one size up. Easy to match: This boys dress shirt has a classic look and fit. You can easily pair them with your kid's favorite pants. Suitable for everything from formal ceremonies to casual gatherings, this boys button up shirt is a must-have for any boy's wardrobe. Applicable age: Toddler shirt size 2t 3t 4t, Little boy shirt size 5 6 7 8, big boys and teenager shirts size 10 12 14 16 18 20.