$54.99 Amazon.com : Insulated Water Jug 1/2 Gallon Assorted Colors : Sports & Outdoors
HydroJug - 1/2 Gallon water bottle for fitness lovers! | Gallon water bottle, Bottle sleeves 
Igloo Stainless Steel Vacuum Sport 1/2 Gallon Jug - Walmart.com - Walmart.com
