Check the listing for details. 6x8 FT Outdoor Heavy-Duty Portable Garage Storage Shelter Shed with Zipper Doors. Condition: New, Made in China. Listed at 145.99 USD. Effective Ventilation with Rolling Shutter Doors and Windows：This storage shed features two rolling shutter doors—one large door at the front and a smaller window at the rear. This design promotes excellent ventilation, keeping the interior fresh and dry while facilitating air circulation and preventing condensation caused by temperature differences or rain.Effective Ventilation with Rolling Shutter Doors and Windows：This storage shed features two rolling shutter doors—one large door at the front and a smaller window at the rear. This design promotes excellent ventilation, keeping the interior fresh and dry while facilitating air circulation and preventing condensation caused by temperature differences or rain.