ProClimb 1/2" EVO™ Wire Core Flip Line with Bulldog™ Technora® Prusik - Professional Arborist KitAdvanced EVO Wire Core Flip Line with Heat Resistant Prusik The ProClimb 1 2" EVO Wire Core Flip Line with Bulldog Technora Prusik combines the superior cut resistance of wire core construction with the advanced heat resistance of Technora prusik technology. This heavy duty, economical flip line kit features innovative clear shrink tubing that allows for better visibility and improved inspection of flex fatigue, making it easier to maintain your