16-14 Gauge heat shrink insulated ring terminals with ring sizes ranging from #6 to 3/8''. When heated, the adhesive flows creating a permanent seal to protect against water and the elements. Provides the greatest pull strength of any other ring terminal when used properly. Great for automotive and marine use. Votlage rating up to 600 volts and a temperature rating up to 221°F (105°C). Made in America.