With orders of $25 or more, Amazon offers Prime members the Hasbro Marvel Avengers Captain America Flying Shield, model no. B0444, for $2.50 with free shipping. (Non-members can spend $49 to bag free shipping.) That's the lowest total price we could find by $9. It measures 1.3" x 10.8" x 12".

Note that this item is part of Amazon's "Add-on program" and can only be purchased with an order of $25 or more.