Primus trail break vacuum mug 0 35l description the new vacuum mugs are made from durable stainless steel making them the perfect companion to your favourite beverage the slightly tapered shape serves for a good and comfortable grip with the click close stopper the liquid enters the mug on the top surface making it easier to sip the hot liquid without burning your mouth specifications height mm 194 diameter mm 79 weight g 346 volume ml 350