Tiny silver mice charms, 0.5" long hang inside silver hoops just over 0.5" in diameter.  The earrings use round silver-plated leverback earwires.  The earring is 0.75" 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.