EASY TO USE-This umbrella clamp can clip anywhere you want and can attach to , ,tailgates,boats,poles,boats,fences and more.If you are looking for replacement of heavy & huge umbrella holder,this is definitely your SIZE-This umbrella clip can fits the umbrella pole of 0-1.5 inches diameter,perfect use for umbrellas,flags and fishing poles.You can adjust the hole diameter by tightening the screw MATERIAL-This deck clamp is from the high quality steel.It can be used many times in harsh outdoor environment.Reliable choices in SAVE SPACE-This deck umbrella holder is fixed on the railing,it saves a lot of space to put other things,such as flowerpots, tables,chairs,barbecue grills PERFECT FOR-Bench,,deck railing,patio,pool,balcony,picnic table, fence,beach seat,add lots of shade with the umbrella Colour:Black+Gray Material:steel Package Contents: 1 x Patio Umbrella Holder 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.