Exterminate all feelings of drowsiness as you wake up to a early morning coffee with this sweet-looking Doctor Who Sonic Screwdriver 11-ounce mug! This blue and green mug features the Doctor's trusty Sonic Screwdriver putting the screws on an evil Dalek. The inside lining says Sonic Screwdriver. The Sonic Screwdriver might be one of the greatest weapons of all time, so commemorate it by seeing it every time you sip your morning coffee!