Outsunny 4.5m x 2m x 2m Walk-In Gardening Plant Greenhouse w/ PE Cover, GreenWalk in greenhouse: Our backyard greenhouse is an ideal way to extend your growing season while easily managing your plants and protecting them from extreme temperatures. Pe cover: Our two layer 140 GSM PE cover features a reinforcement grid through the middle to prevent tearing. It protects plants from UV scorching while allowing 85% of nourishing sunlight to pass through uninterrupted. The 5. 9 in extended edges are supposed to be deep buried in the