Alcoholder SKNY Stainless Tumbler, Fade Grey/Beach Glass, 1 Year Warranty SKNY is minimal and stunning in design Cup holder friendly yet is able to hold 590ml (20oz) of your favourite beverageComplete with Stainless Steel 8mm eco straw, SKNY will keep your drinks icy cold or hot for 12hrs and 6hrs respectively Each tumbler is vacuum insulated and includes a straw friendly sip-thru clear lid Perfect for: Cocktails, Spritzers, Smoothies, Ice Tea, Juices, Protein Shakes, Water Coffee, Tea and More Features: Cold for 12hrs, Hot for 6hrs Vacuum insulated, sip-through lid, condensation free 8mm bent stainless steel straw