This 20 oz. Straight Skinny Sublimation is perfect for all of your hydration needs. It features a double-wall vacuum insulation, a clear screw on lid and clear straw, and a new black screw on flip top hydrosport carabiner clip lid for easy access. It also comes with a vent hole for a better drinking experience, and is leakproof. It also comes individually boxed and is coated to be used with oven method sublimation. Plus, it is BPA free, so you can enjoy your drinks without worry.