PUSH BUTTON RELEASE so you dont have to waste time on rope or string SERRATED TEETH allow for fine-tuned adjustments HOLD UP TO A TWO INCH DIAMETER of cable for your electronics, power tools, appliances, and more PORTABILITY: built-in lanyard hole and d-ring slot make it so you can keep these 4 packs within reach SLIP-PROOF ERGONOMIC DESIGN: Notches etched into the release button prevent fingers from slipping if youre organizing your cables in the rain