3-in-1 Stainless Steel Bento Lunch Box This durable 3-in-1 Stainless Steel Bento Lunch Box ($30) can hold up to six cups of food, making it a great, eco-friendly option for even the hungriest of teenagers. Image Source: amazon.com 3-in-1 Stainless Steel Bento Lunch Box $30 from amazon.com Buy Now