DURABLE ALLOY STEEL: Crafted with robust alloy steel, this bicycle lock ensures high strength and security for your valuable helmet or bike accessories. VERSATILE HELMET LOCK: The slender design effortlessly fits through helmet ventilation holes, offering a convenient locking solution that doubles as a reliable helmet lock. SECURE ZIP TIE DESIGN: Featuring a stainless steel bar within the zip tie, this lock provides a continuous pull mechanism with a total length of approximately 56cm for enhanced security. CONVENIENT THREE-DIGIT PASSWORD: Unlock your belongings with ease using the three-digit password system, combining safety and convenience for on-the-go use. WEATHER-RESISTANT CONSTRUCTION: With a stainless steel lock body and durable nylon shell, this lock is built to withstand rain, resist rust, and ensure a longer lifespan for various bike types. Description: Introducing the versatile bicycle lock, a must-have accessory for your cycling adventures. This lock features a slender body that effortlessly passes through helmet ventilation holes, doubling as a convenient helmet lock. Inside the zip tie lies a durable stainless steel bar, extending up to approximately 56cm for added security. The zip tie design ensures easy locking on the go, while the three-digit password mechanism guarantees safe and convenient unlocking. Crafted with a stainless steel lock body and nylon shell, this lock is built to withstand rain and resist rust, ensuring a longer lifespan. Compatible with a wide range of bicycles, including road bikes, this bicycle lock is a reliable companion for your cycling needs. Item Name: Bicycle Lock Material: Alloy Steel, Nylon Features: 3-Digit Combination, Heavy Duty, Bike Accessories Size Details: Length: 56cm/22.05" (Approx.) Notes: 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. Package Includes: 1 x Bicycle Lock