Safe Grow SS 71010 This device is a greenhouse with a sturdy rust-resistant aluminum frame and a durable UV-protected polyethylene cover. The greenhouse provides ideal conditions for starting seedlings or growing plants year-round. It features a roll-up zippered door for easy access and ventilation, and its compact size makes it suitable for balconies, patios, or small gardens. The greenhouse comes with clear instructions for easy assembly and includes all necessary hardware.