Whether your an avid protein shake drinker or just need to get your daily water intake, a BlenderBottle comes in handy. The bottles come with a leak-proof lid and wire whisk, so your protein powder won’t be a disgusting, chalky mess. Right now, you can get a 32 oz. BlenderBottle Pro Series Bottle in Pebble Gray for $10 (which is $5 off the normal price).