Royalford 4 Pcs Food Storage Container are just what your kitchen needs to look more organized and smart. These food containers are made of food safe polymer material which leaves no chemicals into your food and keeps it healthy and fresh for long. The storage containers are made of high quality BPA free material which does not leach any chemicals into your food. Royalford food containers are made of premium quality polymer which lands the product great sturdiness and an incredible durability. Large opening allow to pour food out with ease. Royalford containers come with spill proof lids which ensure zero leakage. The lids are also conveniently designed to felicitate easy opening and closing. Food-grade material air-tight lid food containers are freezer-safe . The containers can be washed easily but not in boiling water.