This cup features double-wall stainless steel construction for insulation of hot or cold liquids. It also includes a screw-on, spill-resistant sip-through lid and a wide mouth opening for easy filling and cleaning. Additionally, it is equipped with a handle for easy carrying.USLK1002This cup features double-wall stainless steel construction for insulation of hot or cold liquids. It also includes a screw-on, spill-resistant sip-through lid and a wide mouth opening for easy filling and cleaning. Additionally, it is equipped with a handle for easy carrying.