Features and Benefits:Adds added protection in harsh work environments to tether connection points created with GEARWRENCH Self Sealing Tether Tape;Shrink reduces in size up to 200% when heat applied, creating a protective seal over an existing tether connection point to extend the life of the tether connection points;Shrink protects tether connection points by repelling dirt, water, dust, oil and other abrasives;Heat shrink adds an added layer of strength to existing tether connection points;Heat gun required to activate the heat shrink