Chrysmela Catch Yellow Gold most secure high tech earring lock earring back replacement for all types of earring posts auto adjustable auto locking hypoallergenic patented in 5 countries

Chrysmela, the high-tech earring lock solves the 5,000 year old problem of lost earrings. the proven, patented technology has greater locking power and works with most earring posts (0. 6-1. 1mm). chrysmela securely locks earrings and provides peace of mind for active people on the go, for sports and travel. over 230,000 happy customers over 7 years. made in the "Switzerland of japan" with precision, care and technology processes found in fine watches and smart-phones. perfectly smooth, elegant finish inside and out no snag, no harsh grip