Kids never forget what they learn in a SandLock Sandbox.
5 L x 9 H in.The SandLock Difference, INTERLOCKING: Precision design makes it easy to assemble and disassemble DURABLE: Commercial grade solid plastic (HDPE) with UV stabilizers GROUND BARRIER: Plastic panel keeps sand and ground material separate COVERLOCK: Heavy-duty vinyl keeps sand clean, dry and free of debris Features5 by 10 ft.