$63.99 HydroJug - 1/2 Gallon water bottle for fitness lovers! | Gallon water bottle, Bottle sleeves 
Ozark Trail 1/2 Gallon Double-wall Vacuum-sealed Stainless Steel Water Jug - Walmart.com 
Coleman® 1/2 - Gallon Jug - 202159, Coolers at Sportsman's Guide
