The portable tunnel greenhouse measures 181 x 181 x 200 cm (L x W x H), offering ample space for cultivating a variety of plants. & the walk-in design means that you can water & cultivate plants easily. The protective cover is crafted premium PE material, which is sun-protection, bite-proof, & waterproof, helping protect your lovely plants all year round. To enhance its wind resistance, we provide upgraded ground stakes with threads & wind ropes for fixation. & there are side pouches for putting stones, adding strong stability. In addition, with 2 large zippered doors & 2 roll-up screen windows, it is easy to control the interior temperature while increasing cross airflow. This outdoor greenhouse provides the perfect environment for your plants to thrive, ensuring a bountiful harvest. Durable & Heat-Preservation PE Cover: The walk-in plant greenhouse comes with a tough & durable PE cover, which can not only effectively protect plants from harmful ultraviolet & bad elements