WildLense Eco-Friendly Wheat Fiber Lunchbox is a 100% Eco-Friendly Lunch Box for office and schools. Comes in a very attractive design. Made of Wheat Fiber. No Plastic. This food storage is microwave, refrigerator, and freezer. It makes food preparation and consumption easy. It's airtight and leak-resistant and spill-proof seal keeps food fresh for a long time. Food-safe: only high-quality, toxin-free: contain no BPA or toxic additives. Easy to carry: Suitable sizes to put into your lunch bag or normal size handbag.