Protect your plants from the elements with the Outsunny Walk-in Polytunnel Greenhouse. This heavy-duty greenhouse boasts a durable steel frame and PE cloth cover, shielding your plants from light wind and rain. Roll-up windows and zip doors offer easy access while deterring birds. The UV-resistant PE cover creates high humidity, perfect for tropical plants, while still letting in plenty of sunlight. Extend your growing season and cultivate a thriving garden. Keep your plants protected from the cold with Outsunny Walk in Polytunnel Greenhouse. Made from a durable steel frame with PE cloth - this heavy-duty greenhouse is an ideal way to extend your growing season while protecting your plants from light wind and light rain. Roll up windows and zip doors allow ease of access and optimum protection from birds. Greenhouse outdoors fully closed UV resistant PE cover maintains high humidity levels for growing tropical plants and allows nourishing sunlight to pass through.