outsunny 12 x 6 aluminum greenhouse polycarbonate walk in garden greenhouse kit with adjustable roof vent rain gutter and sliding door for winter clearThis greenhouse for outdoor from outsunny is every gardener's dream. Inside no fixed shelves or railings, meaning you can customize it completely to your need. The plant greenhouse's aluminum alloy frame creates a durable structure, whilst the uv protected polycarbonate panels ensure the inside vegetables and plants are kept protected and safe. The transparent finish allows the natural sunlight to pass through for healthy growth. It's time to fall in