Lucky Line 5 inch Flex-O-Loc Key Ring, Assorted Colors, 5 Pack (7110005) STRONG AND FLEXIBLE 5 inch, corrosion-resistant aircraft nylon-coated cable key ring SECURE AND UNIQUE patented ball-knob and socket closure locks and unlocks easily and ensures keys stays in ring and are not easily lost VERSATILE; use as a key ring or binder ring to hold products or documents together ASSORTED COLORS in a multi-pack include: black, blue, magenta, red and teal HOLDS MANY KEYS; this key ring is designed with the strength and flexibility to hold many keys