$63.99 Ozark Trail 1/2 Gallon Double-wall Vacuum-sealed Stainless Steel Water Jug - Walmart.com 
AquaNation 1/2 Gallon Water Bottle Jug Polycarbonate Half Gallon Plastic Sports Gym Fitness 
Amazon.com : Insulated Water Jug 1/2 Gallon Assorted Colors : Sports & Outdoors
