Protect your plants with Outsunny. This mini cold-frame polycarbonate greenhouse is great for indoor or outdoor use. The polycarbonate panels let in nourishing light and keep out sun damage causing UV. The slanted top of our cold frame slides off rain, keeping plants protected and dry. Extend your growing season and have a mini nursery. Have easy access to the inside with two swinging doors. Provide fresh air by using the greenhouse's vent, and keep plants safe from cold and wind outside.