• Charming design: This children's bicycle bell features an adorable dinosaur pattern. Customize it with your own stickers to create a unique bell along with your children or grandchildren. • High-quality material: Made with high-quality steel alloy and engineering plastic, this bell is water-resistant and durable. The ringtones are crisp, loud, and clear, making it an excellent gift choice. • Universal size: Designed to fit most handlebars with a diameter of around 0.86 inches, this bell is ideal for girls, toddlers, cruiser bikes, tricycles, and cruisers. • Easy to install: Installation takes less than 1 minute. You only need a screwdriver to tighten two screws. • Measurements: Compatible handlebar diameter: approximately 0.86 inches.