Allegro Industries Phase Change Inserts (Nov-14)

Phase Change InsertsMade with a unique, non-toxic polymer fabric that is activated by water and provides coolness for 24 to 72 hoursLightweight and comfortableIdeal for construction workers, firefighters, welders and factory workersNon-toxic phase-change inserts freeze in refrigerator or ice water and deliver a constant temperature of 58ºF/14ºC for up to 3 hoursNon toxic feather ice inserts freeze like ice but stay cold three times as long, delivering a constant level of cold