PERSONAL PROTECTIVE DEVICES HAVING AN ENERGY ACTIVATED MATERIAL

摘要

A personal protective device is disclosed. The personal protective device comprises at least one energy-activated material, disposed within or on the personal protective device. The energy activated material changes reversibly changes at least a portion of the personal protective device from a first to a second visual appearance when the personal protective device is exposed to an activation energy. A method for determining the fit of a personal device is also disclosed.