This Outsunny walk-in greenhouse tunnel is ideal for year-round gardening. This garden polytunnel greenhouse is an ideal way to extend your growing season by protecting plants from cold and birds while easily managing your plants. This heavy-duty greenhouse is suitable for growing tropical plants, vegetables, and more. It features a durable polyethylene covering with grid threading on a sturdy galvanised steel frame for long-lasting use. The zippered roll-up door can be opened fully for easy access to this garden polytunnel and the transport of plants or tools. Roll-up mesh windows provide better air circulation for plants in this tunnel greenhouse. The large polytunnel's galvanised steel frame is solid and rust-resistant. For more stability, four included wind ropes should be tightened and fixed on the ground by four ground stakes.