"Details -- Made from aluminum which is non-tarnish and hypoallergenic. Ring is formed to your size, but is adjustable. Total length from end-to-end is 3 inches and 1/8\" wide. Personalize -- Select size from menu. Rings are adjustable by several sizes. Handcrafted -- These are not machine engraved; instead, each letter is lined up one-by-one and hammered into the metal by hand. For this reason, there may be slight differences in the spacing, depth, and alignment. These are characteristics that Marathon Gift, She Is Strong, She Persisted, Nevertheless She Persisted, Running Gifts, Inspirational Jewelry, Gifts For Runners, Shoe Tags, Wrap Ring