Available In An Assortment Of Dimensions. Zero Interest Payment Option. Warranty Extends Up To 2 Decades. Complimentary selection of delivery date for items from our TigerFlex collection. The 4’x4′ Tiger™ Twin Doorless Flex Apex outdoor storage is a truly exceptional design that empowers you to select the placement of your twin entrances, providing you with the adaptability to have it precisely as you desire. 4’x4′ Tigerflex Shiplap Apex Doorless Twin Shed