Provide quick chewable energy to athletes while training and racing. Bloks come in 33 calorie cubes making it easy to customize and track caloric and electrolyte intake during long outings and races. Easy Access Tear packet then push CLIF BLOKS up and out. Sleek and Portable Enables one-handed use and easily fits in a bike jersey running shorts or a backpack. For Best Results: Eat 1 packet (2 servings) every hour during activity. Always allow consumption with water.