Wean Green’s Wean Cubes tempered glass food containers are perfect for keeping homemade baby food fresh and free from harmful chemicals! Also great for storing breast milk, packing salad dressings, condiments, and toddler snacks on the go. The leak proof silicone seals ensure that you can drop them in your bag with no spills. The seals are removable to ensure no bacteria build up. Lids are durable and have passed the ‘use’ testing machine over 3 million times per tab! The child friendly design allows easy opening for small hands and the glass is 4-5 times stronger than a drinking glass! Wean Cubes are freezer, microwave, & dishwasher safe. Cubes stack beautifully in your freezer and easily go from the freezer, to the mircrowave, to your table.