【Flexible But Durable】Maximum flexibility of the material and resilient lock design ensure the ideal combination of flexibility and durability, thereby making these zip-ties perfectly suited for the widest possible range of uses.^ 【Indoor And Outdoor Use】Ideal for both indoor use, as well as the unique challenges presented by the outdoors (including ice, rain, snow, heat and direct sunlight).^ 【Temperature Resistant】Versatile and well suited for use in the widest possible range of temperatures (from -31F to +195F (-35C to +90C)), weather and UV resistant^ 【High Quality 66 Nylon】Superior quality, heavy-duty industrial strength material (66 Nylon) guarantees that these zip-ties are stronger than others on the market.^ 【Dimensions】Length: 12" Tensile Strength: Up to 50lbs Width : 3.5mm Thickness : 1.1mm Color: White Quantity: 250 pcs Material: UV Resistant Nylon 66.