Kader Double Lunch Box is made of food-grade PP plastic material, microwaveable after removing the lid. Silicone sealing lid and the locking clasps on 4 sides perfectly prevent food from leaking. Double-layer design, the top layer is suitable for storing snacks and the bottom layer for staple food. Comes with tableware and sauces cup which allows you to bring your favorite sauces and dressings. Suitable for picnics, work and outdoor activities. Imprint lunch box only can be hand washed.