Our 12oz insulated TKWide insulated water bottles was designed with versatility in mind, to create the best tumbler and mug, insulated cup, and water bottle - all in one package. The 12oz TKWide features our TK Closure(TM) internal thread design with smooth, rounded lip for comfortable drinking and easy cleaning. Comes with the Insulated Wide Loop Cap which creates a full stainless steel interior, increases thermal performance, and has an easy-carry swivel loop. Easily transition between other interchangeable caps like our Cafe Cap or Twist Cap with straw.