The Umikk Plastic Flasks set includes 25 reusable drink bags with a capacity of 16 oz each. Made from BPA-free plastic, these clear flasks feature a leak-proof design, making them perfect for on-the-go use. The pocket flask type makes it convenient to carry and store in your bag or pocket, ideal for keeping drinks fresh and secure while traveling or outdoors. With the trusted brand of Umikk, you can rely on these flasks for a mess-free and eco-friendly drinking experience.