The biggest cup that will still fit in a cup holder! This monster cup holds 40oz/1.14L for maximum drink holding potential, because size matters! Product Info * Plastic closing lid * Reuseable straw * Double wall, stainless steel * Keeps drinks cold for 12+ hours * Keeps drinks hot for 6+ hours * 1.14L / 40oz * Fits in car cup holders * Available in 6 colours Care Instructions To ensure the longevity of the design, we recommend this product be hand washed only.