Description: 【Versatile Adjustable】: Designed for stability, this Umbrella Holder features an adjustable design that securely attaches to railings of various thicknesses while maintaining its outdoor functionality 【Effortless Assembly】: The non slip base ensures a stable setup and allows for quick assembly, minimizing effort and seamlessly fitting into most slots for universal compatibility 【Weight Capacity】: Crafted with a strong load bearing structure to enhance durability and balance, making it a versatile choice for multi scene use on patios and balconies under different conditions 【Premium Materials】: Engineered for long term integrity with wind resistant capabilities, enhanced Parasol Holder stability, rustproof materials, and weatherproof construction to ensure reliable outdoor performance 【Space Saving Efficiency】: storage by optimizing vertical space to conveniently meet shading needs each season without causing unnecessary clutter Specification: Material: Metal   Size Chart: 12cmx10cmx10cm/4.72inchx3.94inchx3.94inch Clamping range 0cm-5.5cm/0.00inch-2.17inch, clamping depth 3.5cm/1.38inch Package Includes: 1 Patio Umbrella Clamp Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.