About SandLock Sandbox LLC Kids are top priority when it comes to SandLock Sandbox products. SandLock believes every child can benefit from sand and water activities. The company, based in Westmont, Ill., considers its products as foundations for education - teaching art, literacy, technology, and more. All products are designed to be attractive, durable, and safe. SandLock offers a complete line of sandboxes and sand tables to meet all your needs. SandLock products provide kids with fun opportunities to learn and play. Vents provide enclosed airflow. Made of heavy duty 18-ounce coverlight fabric. An easy way to keep your sand clean. Shock cord attachment keeps covers securely in place. Available in 7 sizes. Dimensions:. 10L x 10W feet. 121L x 121W inches. 5L x 10W feet. 5L x 5W feet. 61L x 61W inches. 73L x 73W inches. 8L x 8W feet.
