Komax Biokips Food Storage Containers Set Airtight (7) Including Lunch Box 100% leak proof. Made of high-quality BPA-free plastic, Food-safe and hygienic 4-sided locking system with silicone seal. Microwave- and dishwasher-safe Passed the strict hygiene and safety tests of U.S. FDA Container holds kitchen staples like flour, sugar, rice, nuts, beans, snack, food, cereal, coffee, or tea Sizes: 2 x 6.08oz + 2 x 37oz with separator + 3 x 15.2oz with separator