Sears offers the Joe Boxer Boys' Pajama Pants 2-Pack in True Blue for $14.82. Plus, Shop Your Way Max members bag free shipping. (Not a member? It's free to sign up for a 90-day trial; otherwise, shipping adds $5.75. In-store pickup is also available.) That's $12 off list and the lowest total price we could find. They're available in Boys 4-7x or Boys 8-20 fits, in sizes XS to XL, although not in all fit/size combinations.