Nautica Double Split Rings On Leather Keychain with Stainless Steel Key Ring. These Nautica branded stainless steel split ring key holders can be kept together as a unit or separated as needed to be used independently. Each ring measures 1" diameter and is attached with screws to its own stitched leather tab for strength and durability. Everybody has keys that they need to carry with them, and you want yours to be secure, but they also need to be convenient. The rings are easily separated and rejoined with the simple flip of a locking tab that releases and secures the rings. Overall length of the entire unit when combined is 4 1/2".