Midwest Can Company 5600 5-Gallon Gas Can for $10.99. Order online for in-store pickup at Kmart to lock in the price and save on shipping. Otherwise, shipping is $6.99 for a total of $17.98 shipped. Here is a screenshot for your reference. It is made of HDPE with barrier materials to virtually eliminate hydrocarbon emissions and the spout closes automatically with an airtight seal.