The flags are made of high-quality polyester , which is not easy to tear, waterproof, and easy to clean.The adjustable bicycle is easy to install and disassemble, making it easy to carry anywhere. The flag a prominent safety and decorative symbol for cycling, The diameter of the clamp is 23-26mm. The pole is strong enough against strong wind, a great gift for your children. 8.25" L x 5.5" W x 11" H
