Panduit PLT6LH-L0 Locking Cable Ties are designed to satisfy the needs of Weather Resistant, applications, while delivering consistent performance and reliability. Featuring a curved tip to allow for easy pick up from flat surfaces and faster initial threading. Light-Heavy cross section, 21.9" (556mm) length. Made of Weather Resistant, Nylon 6.6, are black in color and come in packages of 50.