The YETI Stackable Cup 20oz is a versatile tumbler that is ready for your morning coffee, afternoon iced teas and weekend cocktails. Constructed from durable stainless steel and double-wall vacuum insulation, keep drinks ice cold or piping hot for hours. The stackable design allows for efficient stacking and storing. The splash-resistant Magslider™ lid and cupholder friendly base allows for worry-free sipping on the go.