Deluxe Outdoor Umbrella Screen Enjoy outdoor entertaining without pesky mosquitoes, flies, bees or wasps! Fully adjustable in diameter and height with draw string top closure. Large zippered entrance. Bottom with built-in water-fillable tube keeps screen in place. Durable see-thru mesh fits umbrellas up to 9' in diameter. Enjoy the benefits of a screened porch for a fraction of the cost.