Kable Kontrol® Clear Zip Ties - 9" Inch Long Extra Heavy Duty - Natural Nylon - 250 Lbs Tensile Strength - 100 pc Pack Natural nylon zip ties can be used outdoors however, they will only serve as a temporary solution since they are not UV protected. Instead, they are natural nylon. In some cases, clear zip ties are referred colloquially to as “white” cable ties..