ComputerGear Laboratory Beaker Coffee Mug Caffeine Molecule Science Chemistry Kick start your morning with Caffeine Molecule Laboratory Beaker Coffee Mug Clever 400ml lab beaker-shaped coffee mug imprinted with caffeine molecule on one side and measurements on the other Laboratory beaker mug makes the perfect gift for the scientist, chemist or caffeine addicted person in your life Glass flask mug measures 4.5" X 3.5" X 4.5"; Made of heat-resistant borosilicate glass Science coffe mug is a ComputerGear exclusive