Captain America shield charms in red, blue, and silver, 14mm, hang inside silver circles, 0.75" diameter.  The earrings use silver-plated fishhook earwires and are 1" long.  
 
All metal used is hypoallergenic, nickel-free, and is sterling silver, silver or gold-plated or stainless steel unless noted otherwise. Every item is handcrafted, custom-made, nothing mass-produced.