BetterBasics via Amazon offers the Brewberry 20-oz. Insulated Water Bottle for $16.99. Coupon code "WATERB25" cuts it to $12.74. Plus, Prime members bag free shipping. That's the lowest price we could find for a comparable bottle by $3. It includes two lids (one ultra-sealed top and one flip-top straw lid) and keeps liquids hot for 12 hours and cold for 24 hours. Deal ends August 19.