Rip-Tie EconoCinch-EG K-05-GET-BK 20Pk Black 3/4 x 5 inch Cable Straps At least 2000 re-fastenings. Permanently attachment with solid brass grommet with an ID of 1/4". The non-metallic buckle is safe to use around electrical and magnetic RF Welding - Heat Bonding EconoCinch-EG does not have the Rip-Tie Logo as shown in image