Clicgear Cooler Tube The Clicgear Cooler Tube allows for easy cold drink storage on the course with your Clicgear Cart. Made from waterproof nylon, it is insulated and lined to keep your drinks colder. Easily holds two 12 oz. beverage cans, or one 20 oz. sport drink, or a 32 oz. water bottle. Interior dimensions are approximately 4.5 in diameter and 10 high. The Clicgear Cooler Tube fits all Model 1.0, Model 2.0 and Model 3.0 Clicgear Carts and will also fit other brand name push carts with 1 tubing. Comes with Clicgear Accessory Tab System for easy mounting.