Choose from Various Dimensions. 0% Financing. Warranty for 20 Years. Complimentary selection of dates home shipping for our TigerFlex selection. The 12’x6′ Tiger™ Double Flex Peak storage unit is an exceptionally distinctive structure that enables you to determine the positioning of your twin entrances and openings, providing you with the liberty to tailor it precisely to your preferences. 12’x6′ Tigerwood Shiplap Peak Twin Entrance Storage Unit