Nûby’s NEW Garden Fresh™ Pop Up Freezer Pots are designed with an Easy-Pop bottom to quickly and easily release your frozen food. The Pop Up Freezer Pots include seal-tight lids to help prevent freezer burn and help keep freezer odours out of your baby's food. Nûby’s Pop Up Freezer Pots also come with a handy storage tray to help keep your pots in place while in the freezer.