it's back! large stacking thermal jar stainless steel jar that stacks and locks together for easy transport and keep your food hot or cold for easy open thermal flask* keep beverages hot or cold for up to six hours with our insulated closed until ready for drinking flip top opens with the push of a button superware tupperware valve on seal allows pressure to escape for easy opening tupperware® 360° commuter mug the innovative 360° drinking spout cover allows you to drink your beverage from choose your color double-wall prevents condensation and keeps drinks warm or cold while commuting prices do not include taxes on the go