While A. P.C. creates elevated staples with understated French flair, they’ve always retained a utilitarian slant. And, nothing says utility like a carabiner lock. Taken as the main feature of this necklce, it's silver and strung on a chunky chain elevating it from a practical accessory to a chic adornment. Brass Construction, Spring Ring Clasp, - A.P.C. Men's Lock Necklace Silver Colour: metallic