Giantex Portable Walk-in Greenhouse - 5.5’x5.5’x6’ PE Cover, Roll-up Zippered Door, Window[Protect the Growth of Plants]: The weather resistant greenhouse is conducive to maintain a relatively constant temperature, thus protect your plants from the intense summer sun and winter frost and extend the growing season. And it is an effective way to avoid the damage, allowing your plants to grow in a healthy environment. [Durable & Sturdy Construction]: Made of high quality PE, the cover of the garden greenhouse is waterproof and tear resistant