$53.99 Amazon.com : 1/2 Gallon or 1 Gallon BPA Free Reusable Plastic Drinking Wide Mouth Water Bottle 
BPA Free 2 Gallon Water Bottle with 48 mm Cap - Walmart.com
1/2 Gallon (64 oz.) BPA Free Plastic Water Bottle w/ 48mm Twist Cap - Dark Blue - Walmart.com 
