The Bell Flask 12oz Beverage Flask is a foldable and reusable item perfect for outdoor activities or events. Made of durable lamination 4 ply material, this rectangle-shaped flask features a solid black color and a capacity of 12 ounces. The set includes a funnel and a cover, making it easy to use and store. With features like leak-proof design, lightweight construction, and easy washability, this pocket flask by Bell Flask is a convenient accessory for all occasions. Take your favorite beverage inside concerts or events . Freezable foldable perfect for camping backpacking running ultra marathons. You name it! Comes with its own funnel