EASY TO MAINTAIN: Comes with a waterproof oxford fabric cover to protect the kids' sandpit from the elements, animals and debris. Under the sandbox, it includes a bottom Oxford liner for ventilation and easy drainage. SEATING: Features with 3 quarter circle corner seats, allowing kids to have a place to sit without having to sit directly in the sand. LONG TIME USED: Durable HDPE material is designed to be left outside year round. Each panel is molded HDPE that won't rot, warp, chip or splinter like wood. TOOL FREE ASSEMBLY: No additional tool needed to assemble. Sets up in minutes. Just snap together, install the liner, add sand and your kids will be having fun in no time. BEST GAME CENTER: Perfectly match the backyard, and easily create an entertainment space for children. Large playing space allows kids to invite their friends to join in.