Outdoor Glass Dining Table with Umbrella Hole, Classic Glass Table for Camping, Garden, Lawn Round Safe Corner: Round corners are used to replace sharp right-angle corner for more safety. With iron sheet wrapped, the edges become more safe for children and adults. Waterproof Table Top: The table top is made of 5mm thick corrugated tempered glass, which is waterproof and scratch-resistant. You don’t need to worry about water spilling or rain falling on the table. Umbrella Hole: There is a umbrella hole on the outdoor table, leaving shadows for people to avoid rain or hot sun. There is a plastic lid. If you don’t use the hole for umbrella, the hole can be covered with the lid. Square Auxiliary Support: Sole hole on the table gives umbrella a place to stand, but the extra fixed collar is able to keep it stable.