Description: Material and Durability: Thisadjustable umbrella holder is made ofquality stainless steel and PP material, ensuring its durability and longevity. It is resistant to rust, making it suitable for outdoor use. Size: The wheelchair umbrella stand with a tube diameter of 20mm, installation diameter of 20mm-25mm, making it suitable for most umbrellas. It's designed to hold your umbrella securely in place. Versatility: This multifunctional bike umbrella holder can be used on various vehicles such as bikes, motorbikes, folding bikes, baby pram, wheelchairs etc., providing you with shade and protection from the rain while on the move. Adjustable Design: The bike umbrella frame stand features an adjustable design that allows you to change the angle of your umbrella according to your needs. This ensures optimal coverage and protection from sun or rain at all times. Easy Installation: With its clamp on design, this umbrella holder bracket can be easily fixed onto your vehicle without any tools required. Its grip ensures that your umbrella stays in place even during windy conditions. Specification: Material: Stainless Steel, PP Size Chart: 27.7cm-42.8cm Package Includes: 1x Bike Umbrella Holder Note: 1. Please allow slightly error due to manual measurement.2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.3. Wish you a wonderful online shopping!