Handmade in Brazil. These hoops are polished to achieve a mirror finish and embellished with a sphere at the end that emits radiant shine. Approxiamately 1" x 1" Our metal is silver plated over 100% nickel free brass. To keep fashion jewelry looking brand new, through almost any wear and tear: Dip piece(s) in liquid jewelry cleaner, rinse with water, and pat dry! All are safe to be dipped in Sterling Silver cleaner.