Use these cable ties to bundle cables for less cable clutter. in the office, at home and in server racks. 50 pieces: 2.5 x 100 mm, Bundle diameter: 2 - 22 mm 50 pieces: 2.5 x 150 mm, Bundle diameter: 2 - 35 mm 50 pieces: 2.5 x 200 mm, Bundle diameter: 3 - 50 mm Industry-grade quality for indoor and outdoor use Cannot be loosened once fastened Material: Plastic Temperature range: -40 - 85ºC