Set of 7 BUILT FOR QUALITY - Designed durable plastic and a double-snap seal to prevent your food from spoiling and spilling. SAFE FOR REUSE - Our food grade plastic containers are BPA free and safe to microwave, freeze, refrigerate and use in the dishwasher (top rack) again and again. EXCELLENT FOR PORTION CONTROL - Each bento lunch box stores a total of 32 oz. of food, helping you to maintain your weight through simple portion control. SHIPPED SECURELY - Our containers ship in a box in another box to to ensure that your product gets to you safely and soundly. SATISFACTION GUARANTEED - We love our customers and are obsessed with customer satisfaction. Got an issue? We'll be happy to offer a free replacement or refund.