Description: - Multifunction password lock: 3 digit password (initial password 000), anti theft and anti prying. - lock: It is made of 304 stainless steel, which is more sturdy. The outer layer is wrapped with PVC steel wire, which does not hurt the body or hands. - Size: steel wire extension length 50cm, steel wire diameter 1.6mm, rubber lagging diameter 2.6mm. - Small size: only 36.5G, easy to carry, easy to lock the helmet. - Applicable: helmet, , backpack, locker, etc. Specification: - Material: Zinc Alloy, Galvanized Steel Wire, PVC - Product Size: 40mmx12mmx38mm/1.57inchx0.47inchx1.50inch Package Includes: 1 Helmet Lock Note: Please allow slightly errors due to manual measurement and different monitors. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Dadangjia