Nike.com is offering free shipping sitewide with code JUSTDOIT. Even better, they guarantee Christmas delivery on all orders placed through December 20th. That's a few days later than most websites for those of you with shopping left to do. Check out the clearance section for the best deals like these Men's Dri-Fit Fly Training Shorts, reduced from $30 to $17.97, the lowest price we found by $6 or this Women's Logo Tee, available in 6 colors, which lowers from $25 to $19.97 making it the only discount we found with free shipping. Choose from sporting goods, shoes, and clothing for the entire family. Sales tax is charged in most states.