Our new leakproof and lightweight glass lunch range comes in three sizes and two colors, Almond or Slate. The silicone lid prevents splattering when microwaving and the base container is made from durable polypropylene combined with sustainably-sourced wood fiber which provides protection for the glass bowl and makes it easy to hold after microwaving. The stainless-steel lid screws onto the base to provide a leak-proof seal.-100% leakproof-Microwave safe, including wood fiber base for easy handling when hot (*not Stainless steel lid)-Oven safe