The easy way to store your homemade baby food or breastmilk. Freeze baby food or breast milk into single serving cubes, then defrost one cube at a time--defrost only what you need. No mess: spill-proof, stackable, and dishwasher-safe Each package include 2 trays and 2 lids

Trays are FDA-approved food-safe plastic. #4 LDPE (Low Density Polyethylene) and #2 HDPE (High Density Polyethylene).Contains no PVC, Bisphenol-A, or Plasticizer.