Upshelf Detachable Umbrella Pole Shelf, Attaches in Seconds, Holds 10+ Lbs., Great for Your Backyard Patio, At the Beach, Camping, Tailgating, Etc. (Blue) Attaches/detaches in seconds to most poles, round or square,1"-1 5/8" Holds 10+ pounds of beverages, condiments, snacks, personal items, ANYTHING! Proudly made in the USA from high quality prime ABS. Very strong and durable. Dishwasher safe for easy cleaning. UV protected for long life. You choose the location on your pole that suits you best.