Brand：ROCKBROS Material：Zinc alloy, PVC Weight：approx. 45 g Maximum length：approx. 90 cm Colour：Red / green / white / black 【RESETTABLE & CONVENIENT】 Uses password instead of key, no worry about losing the key used to unlock. Easy to set the password and easy to use. 【LOCK BODY】The bike lock body is made of zinc alloy and wrapped with PVC material to avoid scratching the frame, wear-resistant and durable. 【LIGHTWEIGHT】The lock is small enough to fit in the pocket of cycling jersey. Weighs only 50g so you can take it with you. Perfect for protecting your possessions from theft anytime, anywhere. 【ELASTICITY & FLEXIBILITY】The cable lock can be stretched to 90cm, which is very suitable for locking the helmet to bicycles, motorbikes or luggage. 【NOTICE】Please note that this lock does not deter anyone with heavy tools, only slows down theft. If you have any questions, please write to us.