Wean Green Glass Baby Food Storage Containers, Wean Cube 4 ounces, Pea Microwave, dishwasher, and freezer safe Scratch, stain, and odor resistant tempered glass Watertight and airtight lid with integrated silicone seal keeps food fresh Easy to open and close snap lock lid, perfect for even small hands to open with ease. Does not contain BPA, PVC, Phthalates, and Lead