THIS IS "NIKKEN INSTANT CRYSTAL HEAT PACK" NEW SEALED IN FACTORY PACKAGING. NIKKEN ITEM #1706. THE HEAT PACK WHEN ACTIVATED BY PUSHING AN INTERAL BUTTON WILL HEAT TO 129 DEGREES IN 15 SECONDS, WILL STAY AT THAT TEMP FOR 20 MINUTES, AND STAY WARM FOR 2 HOURS. THE HEAT PACK CAN BE BOILED FOR 20 MINUTES TO RECHARGE PACK FOR MULTIPLE USES. THE ITEM WILL FIT NICELY INTO THE POCKET OF A K/T BACK WRAP (NOT INCLUDED). IT CAN ALSO BE REFRIDGERATED FOR COLD THERAPY AS WELL. S&H IS FREE DOMESTIC. 

I AM NOT A NIKKEN DISTRIBUTOR OR AFFILIATED WITH NIKKEN IN ANY WAY

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