These Tubulers will definitely get kids to drink their calcium. Not only does “flavored straws” sound insanely exciting, but Unistraw has found a way to really play out the idea. Paper milk cartons are treated with highly saturated colors and a few outrageously personified food items. Inside the containers, stand a multitude of these straws swaddled in milky pinks and greens, making for great portable treats to pack in kids school lunches.