For over a half a century Nortech Labs has strived for excellence in customer service & satisfaction while maintaining the highest integrity and quality in our products.Nortech Labs Inc. is a United States manufacturer of hot and cold therapy, first aid, cold temperature transport, positioning, healthcare and emergency disposable products. Our innovative line of products are environmentally friendly and free of hazardous materials.As the original developer of the Therma-Kool®… Show more For over a half a century Nortech Labs has strived for excellence in customer service & satisfaction while maintaining the highest integrity and quality in our products.Nortech Labs Inc. is a United States manufacturer of hot and cold therapy, first aid, cold temperature transport, positioning, healthcare and emergency disposable products. Our innovative line of products are environmentally friendly and free of hazardous materials.As the original developer of the Therma-Kool® Hot or Cold Gel Therapy Pack we are continuously striving to supply the marketplace with cutting edge safe products. Our expertise in cooling and gel pack manufacturing for cooling, positioning aids and therapy packs makes us a pioneer and leader in the industry. Our focus on safety has led us to be one of the first manufacturers to remove the toxic substance Ammonium Nitrate from our InstaKool instant cold packs. We pride ourselves on utilizing the safest ingredients USP United States grade raw materials. Show less