ProClimb 1/2" Wire Core Flip Line with Swivel Eye Snap Hook - High Visibility OrangeProfessional 1 2" Wire Core Flip Line with Swivel Eye Snap Hook High Visibility Orange ProClimb 1 2" Wire Core Flip Lines are engineered for professional arborists who demand maximum cut resistance and safety in tree climbing operations. Featuring a high visibility orange construction with a cut resistant wire core, these flip lines provide superior protection against chainsaw contact while maintaining excellent flexibility and handling