Boys' flannel-lined jeans Item F4150 Size: Size Charts Quantity: 1 2 3 4 5 6 7 8 9 Add to Bag Wishlist Add to Bag Add To Wishlist share: Product Details Cotton. Slim fit. Internal adjustable elastic waistband. Sizes 2-7 have faux button with easy-slide hook-and-bar closure; sizes 8-16 have button closure. Zip fly. Traditional 5-pocket styling. Machine wash. Import. Item F4150.