IceFlow Insulated Tumbler: Get an IceFlow flip straw insulated tumbler. Sizes: Choose between the small size (500ml) or the large size (900ml). Portable Design: This insulated travel cup has been designed to be lightweight and portable, with a sturdy carrying handle for added convenience. Colours: Available in seven colours: black, blue, dark blue, green, pink, white and yellow! Flip Straw: Featuring a handy flip straw and secure lid for spill-free drinking on-the-go. Durable: Stainless steel construction for durability and insulation. Insulation: Keeps drinks cold for up to 24 hours and hot for up to six hours! Flip Straw Insulated Tumbler | Living Social | Living Social