[FLEXIBEL DESIGN] This sturdy umbrella holder fits 1.5-2 inch umbrella poles of various diameters, can be securely attached to square balcony railings and benches etc.[MATERIAL] Made of heavy-duty steel, very strong, black paint finish, rust-proof, for use.[EASY INSTALLATION] The umbrella clamp can be installed quickly, can be attached to , fences, tailgates, boats, poles etc.[STABILITY] Umbrella clamps are used simultaneously to increase the stability of the umbrella[SPACE SAVER] Thanks to the accessories on the balcony railing, you can leave more space for use.Quantity: 2 pcsColor: BlackMaterial: MetalPackage Contents:2 * Sturdy Umbrella HolderOnly 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 +/- 1-3 cm.