Item specifics: Material: copper Specifications: length 2.2 cm, width 2.8 cm Product Weight: 45g Package Weight: 67G The size of a single package: 11*5.6*3.5cm Package Contents: A bell, two manganese steel straps (the length is 12.1cm and the short is 9.2cm). Characteristics: The sound is clear, the material is excellent, the shape is small, the disassembly and assembly is convenient, and the structure is like a helmet. Quality is the first with best service. Customers are all our friends. Notice: *Due to the different colors of the computers, the color may vary slightly from the above images. *Measured manually, please allow 2-4mm error *You have any questions, please feel free to contact us, we will help you solve as soon as possible! Scope of delivery: 1 * bike bell Remarks: 1. Due to different measurement methods, the measurement allows an error of about 2-3 cm. This situation is not a quality issue. (1 inch = 2.54 cm) 2. Due to different lighting and screens, the color of the product may vary from the original color. Please prevail in kind. Thank you for your understanding, have a nice day!