Made in the USA! 100% pure non-toxic platinum silicone is completely free of BPA, lead, PVC, latex and phthalates. They won’t leach harmful chemicals like plastics can.Versatile: Zip Top containers are safe for use in the dishwasher (bottom rack too), freezer and microwave. Designed to fit little hands and cup holders, our large, soft zippers are easy for little fingers to open and close.Designed for easy use and cleaning: Plastic-Free, single-piece construction. The tops stay open and zippers do not overlap in the corners like normal zippers making it super easy to clean. Thick strong silicone will not tear or break.Better for the Planet: Endlessly reusable, Zip Top was designed with the environment in mind. One Zip Top can replace 5000+ disposable bags.Includes: four baby snack containers - 2.8” x 3.8” x 4.4” (4 oz). Ideal for snacks on the go, meal prepping and food storage. A perfect registry gift!