The Hiplok Z LOK Twin Pack offers ultra-lightweight lockable security ties with a reinforced steel core. Its unique double ratchet design fastens while locking, providing convenient added protection for use on car racks, with accessories, and other outdoor equipment. Key Features: Flexible yet strong stainless-steel core, lightweight and easy to carry, fully adjustable design for securing almost anything, lockable for short-term security and deterring opportunistic criminals. Includes a universal release key.