If you’ve ever worn a pair of jeans you’ve probably wondered what these tiny buttons on the pockets are for. They’re rivets. Jacob Davis — a Nevada tailor — sent a letter to Levi Strauss ...

The results of our study indicate the prevalence of nickel in metal blue-jean buttons to be 16% in the 62 pairs of new and preworn pairs of jeans tested for nickel release with the DMG kit.

Background: Nickel is a common cause of allergic contact dermatitis and is associated with metal buttons and snaps on blue jeans. Objective: To determine the prevalence of nickel-positive metal ...