High quality materials: These safety flags with pole are made of high-quality PVC material, which is waterproof and sturdy. The flag poles are made of fiberglass material, equipped with metal mounting brackets and ABS connect pipes, and are . Capable of withstanding strong weather conditions such as wind and rain, suitable for long-term outdoor use. Bright Color Warning: Designed for easy attachment to the rear axle of your bicycle, these tear- and waterproof safety flags enhance visibility for a wide range of individuals, including children and the elderly. The vibrant color grabs attention and promotes cautiousness, while the orange safety sign ensures maximum visibility for vehicles.Awesome Gift- It's a g gift for kids on bikes. Different Purposes - Perfect for city riding, young kids, and older adults. It Fits Bike, trailer,wheelchair, etc, The cycling safety flag pole maximum height is 6ft, you can use different pieces of pole for different purposes. Easy to install: This bike safety flag with pole connects all parts together in seconds, and the metal sheet can be easily installed on the rear axle of the bike with a wrench. Unlike other flags, our flags come with reflective strips on both sides, making your ride more noticeable, especially at night. Color:As Shown Material:plastic Package Contents: 2 * Bike Safety Flag with Pole Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.