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. The only containers that stand up, stay open and zip shut!Versatile: Zip Top containers are food grade and safe for use in the dishwasher (bottom rack too), freezer and microwave. Use Zip Top containers for food prep, cooking, lunches, left overs, snacks on the go, travel, food storage, crafting and just about anything you can imagine.Designed for easy use and cleaning: Single-piece construction with no glue or plastic sliders, Zip Top is the most durable and easy-to-use reusable container. 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 keeping food fresh. No more lids!Better for the Planet: Endlessly reusable, Zip Top was designed with the environment in mind. One Zip Top can replace 5000+ disposable bags.Includes: one Sandwich bag 7” x 7.5” x 1.5” (24oz). A perfect start to replace single-use plastic bags and plastic food storage containers with lids.