$55.99 Igloo Insulated 1/2 Gallon Water Bottle 34223310370 | eBay
1/2 Gallon (64 oz.) BPA FREE Plastic Water Bottle w/48mm Sports Cap - Walmart.com - Walmart.com
1/2 Gallon BPA FREE Reusable Plastic Drinking Water Bottle w/ Stainless Steel Cap - 64 oz 
