These are the plastic 'sippy' ones that have a screw on lid with handles. The 'sippy' part of the cup is made from a plastic/rubbery material, with a soft nozzle that allows kids to bite down on them with out hurting their mouth or teeth
Not long ago I started compiling a list of things my adorably curious son would say on a daily basis. They range from words he mispronounces, to things he misunderstands, to questions he asks and other notable quotes that I treasure. He outdid himself last week!