Simple Deluxe LGBRLABASEROUNDV1 Stand with Steel Umbrella Holder, Water or Sand Fillable for Outdoor, Lawn, Garden, 50lbs Weight Capacity, Black-Round New

Adjustable knobs for universal sizing: Tighten the hand-turned knob in the steel tube to secure the umbrella to the base for optimum strength and stability.

Double lock design, one hole inside and one knob outside, can fix the umbrella firmly Water or sand filling: The base can be filled with water or sand, has a maximum weight of 50 pounds, and can be easily transported when emptied.

Base does not include water and sand.

Do not fill with water at or below 32°F to prevent freezing and cracking Material: Made of durable HDPE material, all weather resistant, galvanized steel pipe, and not easy to corrode.

It has good sturdiness, won't let the umbrella tilt easily, more durable and reliable.