These yellow Deck Keepers are designed to fit between the spaces on your 1-inch deck flooring allowing you to use bungee cords to secure your belongs. These are perfect to keep your chairs from tumbling over on windy days or keeping plastic covers from blowing away. Tie down outdoor lawn and garden furniture, plants and trees. Material: Plastic Color: YellowDimensions: 1.25 inches x 3.5 inches x 3.5 inches