Gatorade Original Thirst Quencher 3-Flavor Frost Variety Pack, 20 ounce, 12 count – Link

Amazon has this currently marked down to $7.84.

• When you sweat, you lose more than water. Gatorade Thirst Quencher contains critical electrolytes to help replace what’s lost in sweat.
• Top off your fuel stores with carbohydrate energy, your body’s preferred source of fuel.
• Tested in the lab and used by the pros.
• Flavors include Cool Blue, Frost Riptide Rush, Frost Glacier Freeze
• 20 Ounce Bottles (Pack of 12)