We've rounded up some of the best water bottles out there -- from Owala to Corkcicle -- that will keep your drinks ice-cold and leak-free.

I tested out the 40 oz tumblers from each brand and compared their weights, colors, insulation, and more to determine which you should spend your money on.

This 40 oz tumbler is not only perfect for celebrating St. Patrick’s Day but also for keeping your beverages at the ideal temperature all year round.

YETI makes some of the best tumblers around, so when one is on sale for under $20, it’s an occasion to celebrate. Their 10 Oz Rambler Tumbler is now marked down to $15 for a limited time.

Walmart shoppers swear by Justlet’s 40-ounce stainless steel tumbler to keep their water cold, their coffee hot, and their bodies hydrated without breaking the bank. Grab this Walmart tumbler ...