4 months + From ezpz – the brand parents trust for developmental feeding products. Finally, a popsicle mold made for infants! ezpz Tiny Pops are portion-sized at ½ oz and have a short, fat, round handle for baby’s grasp. To use, simply freeze breast milk, formula or a smoothie for 4+ hours and (voila!) your baby has nourishment and a treat for their senses.