The Shield: Complete Seasons 1-7 DVD @ Amazon $45.97 shipped
Did a quick price check at a few other retailers:
DVD Online Shop has it for $76.99 and it is $82 at Big W while Oz Gameshop has it for $82.99 with free shipping. DVD Shop Au has it for $96.99 and at DVD House it is $97.99. All prices are inclusive of shipping costs.